--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CSP2/CSP2_env/env-d9b9114564458d9d-741b3de822f2aaca6c6caa4325c4afce/lib/python3.8/site-packages/pysam/libcsamfile.c	Tue Mar 18 17:55:14 2025 -0400
@@ -0,0 +1,11574 @@
+/* Generated by Cython 3.0.11 */
+
+/* BEGIN: Cython Metadata
+{
+    "distutils": {
+        "define_macros": [
+            [
+                "BUILDING_WHEEL",
+                null
+            ]
+        ],
+        "depends": [
+            "/project/htslib/htslib/bgzf.h",
+            "/project/htslib/htslib/cram.h",
+            "/project/htslib/htslib/faidx.h",
+            "/project/htslib/htslib/hfile.h",
+            "/project/htslib/htslib/hts.h",
+            "/project/htslib/htslib/kstring.h",
+            "/project/htslib/htslib/sam.h",
+            "/project/htslib/htslib/tbx.h",
+            "/project/htslib/htslib/vcf.h",
+            "/project/htslib/htslib/vcfutils.h",
+            "/project/pysam/htslib_util.h",
+            "/project/pysam/pysam_stream.h"
+        ],
+        "extra_compile_args": [
+            "-Wno-unused",
+            "-Wno-strict-prototypes",
+            "-Wno-sign-compare",
+            "-Wno-error=declaration-after-statement"
+        ],
+        "extra_link_args": [
+            "-Wl,-rpath,$ORIGIN"
+        ],
+        "include_dirs": [
+            "pysam",
+            "/project/pysam",
+            "/project/htslib",
+            "/project/samtools",
+            "/project/samtools/lz4",
+            "/project/bcftools",
+            "/project"
+        ],
+        "language": "c",
+        "libraries": [
+            "z",
+            "lzma",
+            "bz2",
+            "z",
+            "m",
+            "curl",
+            "crypto",
+            "chtslib.cpython-37m-x86_64-linux-gnu",
+            "cutils.cpython-37m-x86_64-linux-gnu"
+        ],
+        "library_dirs": [
+            "/project/pysam",
+            "/project",
+            "build/lib.linux-x86_64-cpython-37/pysam",
+            "build/lib.linux-x86_64-cpython-37/pysam",
+            "build/lib.linux-x86_64-cpython-37/pysam",
+            "build/lib.linux-x86_64-cpython-37/pysam",
+            "build/lib.linux-x86_64-cpython-37/pysam",
+            "build/lib.linux-x86_64-cpython-37/pysam"
+        ],
+        "name": "pysam.libcsamfile",
+        "sources": [
+            "pysam/libcsamfile.pyx"
+        ]
+    },
+    "module_name": "pysam.libcsamfile"
+}
+END: Cython Metadata */
+
+#ifndef PY_SSIZE_T_CLEAN
+#define PY_SSIZE_T_CLEAN
+#endif /* PY_SSIZE_T_CLEAN */
+#if defined(CYTHON_LIMITED_API) && 0
+  #ifndef Py_LIMITED_API
+    #if CYTHON_LIMITED_API+0 > 0x03030000
+      #define Py_LIMITED_API CYTHON_LIMITED_API
+    #else
+      #define Py_LIMITED_API 0x03030000
+    #endif
+  #endif
+#endif
+
+#include "Python.h"
+
+    #if PY_MAJOR_VERSION >= 3
+      #define __Pyx_PyFloat_FromString(obj)  PyFloat_FromString(obj)
+    #else
+      #define __Pyx_PyFloat_FromString(obj)  PyFloat_FromString(obj, NULL)
+    #endif
+    
+
+    #if PY_MAJOR_VERSION <= 2
+    #define PyDict_GetItemWithError _PyDict_GetItemWithError
+    #endif
+    
+
+    #if (PY_VERSION_HEX < 0x030700b1 || (CYTHON_COMPILING_IN_PYPY && PYPY_VERSION_NUM < 0x07030600)) && !defined(PyContextVar_Get)
+    #define PyContextVar_Get(var, d, v)         ((d) ?             ((void)(var), Py_INCREF(d), (v)[0] = (d), 0) :             ((v)[0] = NULL, 0)         )
+    #endif
+    
+#ifndef Py_PYTHON_H
+    #error Python headers needed to compile C extensions, please install development version of Python.
+#elif PY_VERSION_HEX < 0x02070000 || (0x03000000 <= PY_VERSION_HEX && PY_VERSION_HEX < 0x03030000)
+    #error Cython requires Python 2.7+ or Python 3.3+.
+#else
+#if defined(CYTHON_LIMITED_API) && CYTHON_LIMITED_API
+#define __PYX_EXTRA_ABI_MODULE_NAME "limited"
+#else
+#define __PYX_EXTRA_ABI_MODULE_NAME ""
+#endif
+#define CYTHON_ABI "3_0_11" __PYX_EXTRA_ABI_MODULE_NAME
+#define __PYX_ABI_MODULE_NAME "_cython_" CYTHON_ABI
+#define __PYX_TYPE_MODULE_PREFIX __PYX_ABI_MODULE_NAME "."
+#define CYTHON_HEX_VERSION 0x03000BF0
+#define CYTHON_FUTURE_DIVISION 1
+#include <stddef.h>
+#ifndef offsetof
+  #define offsetof(type, member) ( (size_t) & ((type*)0) -> member )
+#endif
+#if !defined(_WIN32) && !defined(WIN32) && !defined(MS_WINDOWS)
+  #ifndef __stdcall
+    #define __stdcall
+  #endif
+  #ifndef __cdecl
+    #define __cdecl
+  #endif
+  #ifndef __fastcall
+    #define __fastcall
+  #endif
+#endif
+#ifndef DL_IMPORT
+  #define DL_IMPORT(t) t
+#endif
+#ifndef DL_EXPORT
+  #define DL_EXPORT(t) t
+#endif
+#define __PYX_COMMA ,
+#ifndef HAVE_LONG_LONG
+  #define HAVE_LONG_LONG
+#endif
+#ifndef PY_LONG_LONG
+  #define PY_LONG_LONG LONG_LONG
+#endif
+#ifndef Py_HUGE_VAL
+  #define Py_HUGE_VAL HUGE_VAL
+#endif
+#define __PYX_LIMITED_VERSION_HEX PY_VERSION_HEX
+#if defined(GRAALVM_PYTHON)
+  /* For very preliminary testing purposes. Most variables are set the same as PyPy.
+     The existence of this section does not imply that anything works or is even tested */
+  #define CYTHON_COMPILING_IN_PYPY 0
+  #define CYTHON_COMPILING_IN_CPYTHON 0
+  #define CYTHON_COMPILING_IN_LIMITED_API 0
+  #define CYTHON_COMPILING_IN_GRAAL 1
+  #define CYTHON_COMPILING_IN_NOGIL 0
+  #undef CYTHON_USE_TYPE_SLOTS
+  #define CYTHON_USE_TYPE_SLOTS 0
+  #undef CYTHON_USE_TYPE_SPECS
+  #define CYTHON_USE_TYPE_SPECS 0
+  #undef CYTHON_USE_PYTYPE_LOOKUP
+  #define CYTHON_USE_PYTYPE_LOOKUP 0
+  #if PY_VERSION_HEX < 0x03050000
+    #undef CYTHON_USE_ASYNC_SLOTS
+    #define CYTHON_USE_ASYNC_SLOTS 0
+  #elif !defined(CYTHON_USE_ASYNC_SLOTS)
+    #define CYTHON_USE_ASYNC_SLOTS 1
+  #endif
+  #undef CYTHON_USE_PYLIST_INTERNALS
+  #define CYTHON_USE_PYLIST_INTERNALS 0
+  #undef CYTHON_USE_UNICODE_INTERNALS
+  #define CYTHON_USE_UNICODE_INTERNALS 0
+  #undef CYTHON_USE_UNICODE_WRITER
+  #define CYTHON_USE_UNICODE_WRITER 0
+  #undef CYTHON_USE_PYLONG_INTERNALS
+  #define CYTHON_USE_PYLONG_INTERNALS 0
+  #undef CYTHON_AVOID_BORROWED_REFS
+  #define CYTHON_AVOID_BORROWED_REFS 1
+  #undef CYTHON_ASSUME_SAFE_MACROS
+  #define CYTHON_ASSUME_SAFE_MACROS 0
+  #undef CYTHON_UNPACK_METHODS
+  #define CYTHON_UNPACK_METHODS 0
+  #undef CYTHON_FAST_THREAD_STATE
+  #define CYTHON_FAST_THREAD_STATE 0
+  #undef CYTHON_FAST_GIL
+  #define CYTHON_FAST_GIL 0
+  #undef CYTHON_METH_FASTCALL
+  #define CYTHON_METH_FASTCALL 0
+  #undef CYTHON_FAST_PYCALL
+  #define CYTHON_FAST_PYCALL 0
+  #ifndef CYTHON_PEP487_INIT_SUBCLASS
+    #define CYTHON_PEP487_INIT_SUBCLASS (PY_MAJOR_VERSION >= 3)
+  #endif
+  #undef CYTHON_PEP489_MULTI_PHASE_INIT
+  #define CYTHON_PEP489_MULTI_PHASE_INIT 1
+  #undef CYTHON_USE_MODULE_STATE
+  #define CYTHON_USE_MODULE_STATE 0
+  #undef CYTHON_USE_TP_FINALIZE
+  #define CYTHON_USE_TP_FINALIZE 0
+  #undef CYTHON_USE_DICT_VERSIONS
+  #define CYTHON_USE_DICT_VERSIONS 0
+  #undef CYTHON_USE_EXC_INFO_STACK
+  #define CYTHON_USE_EXC_INFO_STACK 0
+  #ifndef CYTHON_UPDATE_DESCRIPTOR_DOC
+    #define CYTHON_UPDATE_DESCRIPTOR_DOC 0
+  #endif
+  #undef CYTHON_USE_FREELISTS
+  #define CYTHON_USE_FREELISTS 0
+#elif defined(PYPY_VERSION)
+  #define CYTHON_COMPILING_IN_PYPY 1
+  #define CYTHON_COMPILING_IN_CPYTHON 0
+  #define CYTHON_COMPILING_IN_LIMITED_API 0
+  #define CYTHON_COMPILING_IN_GRAAL 0
+  #define CYTHON_COMPILING_IN_NOGIL 0
+  #undef CYTHON_USE_TYPE_SLOTS
+  #define CYTHON_USE_TYPE_SLOTS 0
+  #ifndef CYTHON_USE_TYPE_SPECS
+    #define CYTHON_USE_TYPE_SPECS 0
+  #endif
+  #undef CYTHON_USE_PYTYPE_LOOKUP
+  #define CYTHON_USE_PYTYPE_LOOKUP 0
+  #if PY_VERSION_HEX < 0x03050000
+    #undef CYTHON_USE_ASYNC_SLOTS
+    #define CYTHON_USE_ASYNC_SLOTS 0
+  #elif !defined(CYTHON_USE_ASYNC_SLOTS)
+    #define CYTHON_USE_ASYNC_SLOTS 1
+  #endif
+  #undef CYTHON_USE_PYLIST_INTERNALS
+  #define CYTHON_USE_PYLIST_INTERNALS 0
+  #undef CYTHON_USE_UNICODE_INTERNALS
+  #define CYTHON_USE_UNICODE_INTERNALS 0
+  #undef CYTHON_USE_UNICODE_WRITER
+  #define CYTHON_USE_UNICODE_WRITER 0
+  #undef CYTHON_USE_PYLONG_INTERNALS
+  #define CYTHON_USE_PYLONG_INTERNALS 0
+  #undef CYTHON_AVOID_BORROWED_REFS
+  #define CYTHON_AVOID_BORROWED_REFS 1
+  #undef CYTHON_ASSUME_SAFE_MACROS
+  #define CYTHON_ASSUME_SAFE_MACROS 0
+  #undef CYTHON_UNPACK_METHODS
+  #define CYTHON_UNPACK_METHODS 0
+  #undef CYTHON_FAST_THREAD_STATE
+  #define CYTHON_FAST_THREAD_STATE 0
+  #undef CYTHON_FAST_GIL
+  #define CYTHON_FAST_GIL 0
+  #undef CYTHON_METH_FASTCALL
+  #define CYTHON_METH_FASTCALL 0
+  #undef CYTHON_FAST_PYCALL
+  #define CYTHON_FAST_PYCALL 0
+  #ifndef CYTHON_PEP487_INIT_SUBCLASS
+    #define CYTHON_PEP487_INIT_SUBCLASS (PY_MAJOR_VERSION >= 3)
+  #endif
+  #if PY_VERSION_HEX < 0x03090000
+    #undef CYTHON_PEP489_MULTI_PHASE_INIT
+    #define CYTHON_PEP489_MULTI_PHASE_INIT 0
+  #elif !defined(CYTHON_PEP489_MULTI_PHASE_INIT)
+    #define CYTHON_PEP489_MULTI_PHASE_INIT 1
+  #endif
+  #undef CYTHON_USE_MODULE_STATE
+  #define CYTHON_USE_MODULE_STATE 0
+  #undef CYTHON_USE_TP_FINALIZE
+  #define CYTHON_USE_TP_FINALIZE (PY_VERSION_HEX >= 0x030400a1 && PYPY_VERSION_NUM >= 0x07030C00)
+  #undef CYTHON_USE_DICT_VERSIONS
+  #define CYTHON_USE_DICT_VERSIONS 0
+  #undef CYTHON_USE_EXC_INFO_STACK
+  #define CYTHON_USE_EXC_INFO_STACK 0
+  #ifndef CYTHON_UPDATE_DESCRIPTOR_DOC
+    #define CYTHON_UPDATE_DESCRIPTOR_DOC 0
+  #endif
+  #undef CYTHON_USE_FREELISTS
+  #define CYTHON_USE_FREELISTS 0
+#elif defined(CYTHON_LIMITED_API)
+  #ifdef Py_LIMITED_API
+    #undef __PYX_LIMITED_VERSION_HEX
+    #define __PYX_LIMITED_VERSION_HEX Py_LIMITED_API
+  #endif
+  #define CYTHON_COMPILING_IN_PYPY 0
+  #define CYTHON_COMPILING_IN_CPYTHON 0
+  #define CYTHON_COMPILING_IN_LIMITED_API 1
+  #define CYTHON_COMPILING_IN_GRAAL 0
+  #define CYTHON_COMPILING_IN_NOGIL 0
+  #undef CYTHON_CLINE_IN_TRACEBACK
+  #define CYTHON_CLINE_IN_TRACEBACK 0
+  #undef CYTHON_USE_TYPE_SLOTS
+  #define CYTHON_USE_TYPE_SLOTS 0
+  #undef CYTHON_USE_TYPE_SPECS
+  #define CYTHON_USE_TYPE_SPECS 1
+  #undef CYTHON_USE_PYTYPE_LOOKUP
+  #define CYTHON_USE_PYTYPE_LOOKUP 0
+  #undef CYTHON_USE_ASYNC_SLOTS
+  #define CYTHON_USE_ASYNC_SLOTS 0
+  #undef CYTHON_USE_PYLIST_INTERNALS
+  #define CYTHON_USE_PYLIST_INTERNALS 0
+  #undef CYTHON_USE_UNICODE_INTERNALS
+  #define CYTHON_USE_UNICODE_INTERNALS 0
+  #ifndef CYTHON_USE_UNICODE_WRITER
+    #define CYTHON_USE_UNICODE_WRITER 0
+  #endif
+  #undef CYTHON_USE_PYLONG_INTERNALS
+  #define CYTHON_USE_PYLONG_INTERNALS 0
+  #ifndef CYTHON_AVOID_BORROWED_REFS
+    #define CYTHON_AVOID_BORROWED_REFS 0
+  #endif
+  #undef CYTHON_ASSUME_SAFE_MACROS
+  #define CYTHON_ASSUME_SAFE_MACROS 0
+  #undef CYTHON_UNPACK_METHODS
+  #define CYTHON_UNPACK_METHODS 0
+  #undef CYTHON_FAST_THREAD_STATE
+  #define CYTHON_FAST_THREAD_STATE 0
+  #undef CYTHON_FAST_GIL
+  #define CYTHON_FAST_GIL 0
+  #undef CYTHON_METH_FASTCALL
+  #define CYTHON_METH_FASTCALL 0
+  #undef CYTHON_FAST_PYCALL
+  #define CYTHON_FAST_PYCALL 0
+  #ifndef CYTHON_PEP487_INIT_SUBCLASS
+    #define CYTHON_PEP487_INIT_SUBCLASS 1
+  #endif
+  #undef CYTHON_PEP489_MULTI_PHASE_INIT
+  #define CYTHON_PEP489_MULTI_PHASE_INIT 0
+  #undef CYTHON_USE_MODULE_STATE
+  #define CYTHON_USE_MODULE_STATE 1
+  #ifndef CYTHON_USE_TP_FINALIZE
+    #define CYTHON_USE_TP_FINALIZE 0
+  #endif
+  #undef CYTHON_USE_DICT_VERSIONS
+  #define CYTHON_USE_DICT_VERSIONS 0
+  #undef CYTHON_USE_EXC_INFO_STACK
+  #define CYTHON_USE_EXC_INFO_STACK 0
+  #ifndef CYTHON_UPDATE_DESCRIPTOR_DOC
+    #define CYTHON_UPDATE_DESCRIPTOR_DOC 0
+  #endif
+  #undef CYTHON_USE_FREELISTS
+  #define CYTHON_USE_FREELISTS 0
+#elif defined(Py_GIL_DISABLED) || defined(Py_NOGIL)
+  #define CYTHON_COMPILING_IN_PYPY 0
+  #define CYTHON_COMPILING_IN_CPYTHON 0
+  #define CYTHON_COMPILING_IN_LIMITED_API 0
+  #define CYTHON_COMPILING_IN_GRAAL 0
+  #define CYTHON_COMPILING_IN_NOGIL 1
+  #ifndef CYTHON_USE_TYPE_SLOTS
+    #define CYTHON_USE_TYPE_SLOTS 1
+  #endif
+  #ifndef CYTHON_USE_TYPE_SPECS
+    #define CYTHON_USE_TYPE_SPECS 0
+  #endif
+  #undef CYTHON_USE_PYTYPE_LOOKUP
+  #define CYTHON_USE_PYTYPE_LOOKUP 0
+  #ifndef CYTHON_USE_ASYNC_SLOTS
+    #define CYTHON_USE_ASYNC_SLOTS 1
+  #endif
+  #ifndef CYTHON_USE_PYLONG_INTERNALS
+    #define CYTHON_USE_PYLONG_INTERNALS 0
+  #endif
+  #undef CYTHON_USE_PYLIST_INTERNALS
+  #define CYTHON_USE_PYLIST_INTERNALS 0
+  #ifndef CYTHON_USE_UNICODE_INTERNALS
+    #define CYTHON_USE_UNICODE_INTERNALS 1
+  #endif
+  #undef CYTHON_USE_UNICODE_WRITER
+  #define CYTHON_USE_UNICODE_WRITER 0
+  #ifndef CYTHON_AVOID_BORROWED_REFS
+    #define CYTHON_AVOID_BORROWED_REFS 0
+  #endif
+  #ifndef CYTHON_ASSUME_SAFE_MACROS
+    #define CYTHON_ASSUME_SAFE_MACROS 1
+  #endif
+  #ifndef CYTHON_UNPACK_METHODS
+    #define CYTHON_UNPACK_METHODS 1
+  #endif
+  #undef CYTHON_FAST_THREAD_STATE
+  #define CYTHON_FAST_THREAD_STATE 0
+  #undef CYTHON_FAST_GIL
+  #define CYTHON_FAST_GIL 0
+  #ifndef CYTHON_METH_FASTCALL
+    #define CYTHON_METH_FASTCALL 1
+  #endif
+  #undef CYTHON_FAST_PYCALL
+  #define CYTHON_FAST_PYCALL 0
+  #ifndef CYTHON_PEP487_INIT_SUBCLASS
+    #define CYTHON_PEP487_INIT_SUBCLASS 1
+  #endif
+  #ifndef CYTHON_PEP489_MULTI_PHASE_INIT
+    #define CYTHON_PEP489_MULTI_PHASE_INIT 1
+  #endif
+  #ifndef CYTHON_USE_MODULE_STATE
+    #define CYTHON_USE_MODULE_STATE 0
+  #endif
+  #ifndef CYTHON_USE_TP_FINALIZE
+    #define CYTHON_USE_TP_FINALIZE 1
+  #endif
+  #undef CYTHON_USE_DICT_VERSIONS
+  #define CYTHON_USE_DICT_VERSIONS 0
+  #undef CYTHON_USE_EXC_INFO_STACK
+  #define CYTHON_USE_EXC_INFO_STACK 0
+  #ifndef CYTHON_UPDATE_DESCRIPTOR_DOC
+    #define CYTHON_UPDATE_DESCRIPTOR_DOC 1
+  #endif
+  #ifndef CYTHON_USE_FREELISTS
+    #define CYTHON_USE_FREELISTS 0
+  #endif
+#else
+  #define CYTHON_COMPILING_IN_PYPY 0
+  #define CYTHON_COMPILING_IN_CPYTHON 1
+  #define CYTHON_COMPILING_IN_LIMITED_API 0
+  #define CYTHON_COMPILING_IN_GRAAL 0
+  #define CYTHON_COMPILING_IN_NOGIL 0
+  #ifndef CYTHON_USE_TYPE_SLOTS
+    #define CYTHON_USE_TYPE_SLOTS 1
+  #endif
+  #ifndef CYTHON_USE_TYPE_SPECS
+    #define CYTHON_USE_TYPE_SPECS 0
+  #endif
+  #ifndef CYTHON_USE_PYTYPE_LOOKUP
+    #define CYTHON_USE_PYTYPE_LOOKUP 1
+  #endif
+  #if PY_MAJOR_VERSION < 3
+    #undef CYTHON_USE_ASYNC_SLOTS
+    #define CYTHON_USE_ASYNC_SLOTS 0
+  #elif !defined(CYTHON_USE_ASYNC_SLOTS)
+    #define CYTHON_USE_ASYNC_SLOTS 1
+  #endif
+  #ifndef CYTHON_USE_PYLONG_INTERNALS
+    #define CYTHON_USE_PYLONG_INTERNALS 1
+  #endif
+  #ifndef CYTHON_USE_PYLIST_INTERNALS
+    #define CYTHON_USE_PYLIST_INTERNALS 1
+  #endif
+  #ifndef CYTHON_USE_UNICODE_INTERNALS
+    #define CYTHON_USE_UNICODE_INTERNALS 1
+  #endif
+  #if PY_VERSION_HEX < 0x030300F0 || PY_VERSION_HEX >= 0x030B00A2
+    #undef CYTHON_USE_UNICODE_WRITER
+    #define CYTHON_USE_UNICODE_WRITER 0
+  #elif !defined(CYTHON_USE_UNICODE_WRITER)
+    #define CYTHON_USE_UNICODE_WRITER 1
+  #endif
+  #ifndef CYTHON_AVOID_BORROWED_REFS
+    #define CYTHON_AVOID_BORROWED_REFS 0
+  #endif
+  #ifndef CYTHON_ASSUME_SAFE_MACROS
+    #define CYTHON_ASSUME_SAFE_MACROS 1
+  #endif
+  #ifndef CYTHON_UNPACK_METHODS
+    #define CYTHON_UNPACK_METHODS 1
+  #endif
+  #ifndef CYTHON_FAST_THREAD_STATE
+    #define CYTHON_FAST_THREAD_STATE 1
+  #endif
+  #ifndef CYTHON_FAST_GIL
+    #define CYTHON_FAST_GIL (PY_MAJOR_VERSION < 3 || PY_VERSION_HEX >= 0x03060000 && PY_VERSION_HEX < 0x030C00A6)
+  #endif
+  #ifndef CYTHON_METH_FASTCALL
+    #define CYTHON_METH_FASTCALL (PY_VERSION_HEX >= 0x030700A1)
+  #endif
+  #ifndef CYTHON_FAST_PYCALL
+    #define CYTHON_FAST_PYCALL 1
+  #endif
+  #ifndef CYTHON_PEP487_INIT_SUBCLASS
+    #define CYTHON_PEP487_INIT_SUBCLASS 1
+  #endif
+  #if PY_VERSION_HEX < 0x03050000
+    #undef CYTHON_PEP489_MULTI_PHASE_INIT
+    #define CYTHON_PEP489_MULTI_PHASE_INIT 0
+  #elif !defined(CYTHON_PEP489_MULTI_PHASE_INIT)
+    #define CYTHON_PEP489_MULTI_PHASE_INIT 1
+  #endif
+  #ifndef CYTHON_USE_MODULE_STATE
+    #define CYTHON_USE_MODULE_STATE 0
+  #endif
+  #if PY_VERSION_HEX < 0x030400a1
+    #undef CYTHON_USE_TP_FINALIZE
+    #define CYTHON_USE_TP_FINALIZE 0
+  #elif !defined(CYTHON_USE_TP_FINALIZE)
+    #define CYTHON_USE_TP_FINALIZE 1
+  #endif
+  #if PY_VERSION_HEX < 0x030600B1
+    #undef CYTHON_USE_DICT_VERSIONS
+    #define CYTHON_USE_DICT_VERSIONS 0
+  #elif !defined(CYTHON_USE_DICT_VERSIONS)
+    #define CYTHON_USE_DICT_VERSIONS  (PY_VERSION_HEX < 0x030C00A5)
+  #endif
+  #if PY_VERSION_HEX < 0x030700A3
+    #undef CYTHON_USE_EXC_INFO_STACK
+    #define CYTHON_USE_EXC_INFO_STACK 0
+  #elif !defined(CYTHON_USE_EXC_INFO_STACK)
+    #define CYTHON_USE_EXC_INFO_STACK 1
+  #endif
+  #ifndef CYTHON_UPDATE_DESCRIPTOR_DOC
+    #define CYTHON_UPDATE_DESCRIPTOR_DOC 1
+  #endif
+  #ifndef CYTHON_USE_FREELISTS
+    #define CYTHON_USE_FREELISTS 1
+  #endif
+#endif
+#if !defined(CYTHON_FAST_PYCCALL)
+#define CYTHON_FAST_PYCCALL  (CYTHON_FAST_PYCALL && PY_VERSION_HEX >= 0x030600B1)
+#endif
+#if !defined(CYTHON_VECTORCALL)
+#define CYTHON_VECTORCALL  (CYTHON_FAST_PYCCALL && PY_VERSION_HEX >= 0x030800B1)
+#endif
+#define CYTHON_BACKPORT_VECTORCALL (CYTHON_METH_FASTCALL && PY_VERSION_HEX < 0x030800B1)
+#if CYTHON_USE_PYLONG_INTERNALS
+  #if PY_MAJOR_VERSION < 3
+    #include "longintrepr.h"
+  #endif
+  #undef SHIFT
+  #undef BASE
+  #undef MASK
+  #ifdef SIZEOF_VOID_P
+    enum { __pyx_check_sizeof_voidp = 1 / (int)(SIZEOF_VOID_P == sizeof(void*)) };
+  #endif
+#endif
+#ifndef __has_attribute
+  #define __has_attribute(x) 0
+#endif
+#ifndef __has_cpp_attribute
+  #define __has_cpp_attribute(x) 0
+#endif
+#ifndef CYTHON_RESTRICT
+  #if defined(__GNUC__)
+    #define CYTHON_RESTRICT __restrict__
+  #elif defined(_MSC_VER) && _MSC_VER >= 1400
+    #define CYTHON_RESTRICT __restrict
+  #elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
+    #define CYTHON_RESTRICT restrict
+  #else
+    #define CYTHON_RESTRICT
+  #endif
+#endif
+#ifndef CYTHON_UNUSED
+  #if defined(__cplusplus)
+    /* for clang __has_cpp_attribute(maybe_unused) is true even before C++17
+     * but leads to warnings with -pedantic, since it is a C++17 feature */
+    #if ((defined(_MSVC_LANG) && _MSVC_LANG >= 201703L) || __cplusplus >= 201703L)
+      #if __has_cpp_attribute(maybe_unused)
+        #define CYTHON_UNUSED [[maybe_unused]]
+      #endif
+    #endif
+  #endif
+#endif
+#ifndef CYTHON_UNUSED
+# if defined(__GNUC__)
+#   if !(defined(__cplusplus)) || (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))
+#     define CYTHON_UNUSED __attribute__ ((__unused__))
+#   else
+#     define CYTHON_UNUSED
+#   endif
+# elif defined(__ICC) || (defined(__INTEL_COMPILER) && !defined(_MSC_VER))
+#   define CYTHON_UNUSED __attribute__ ((__unused__))
+# else
+#   define CYTHON_UNUSED
+# endif
+#endif
+#ifndef CYTHON_UNUSED_VAR
+#  if defined(__cplusplus)
+     template<class T> void CYTHON_UNUSED_VAR( const T& ) { }
+#  else
+#    define CYTHON_UNUSED_VAR(x) (void)(x)
+#  endif
+#endif
+#ifndef CYTHON_MAYBE_UNUSED_VAR
+  #define CYTHON_MAYBE_UNUSED_VAR(x) CYTHON_UNUSED_VAR(x)
+#endif
+#ifndef CYTHON_NCP_UNUSED
+# if CYTHON_COMPILING_IN_CPYTHON
+#  define CYTHON_NCP_UNUSED
+# else
+#  define CYTHON_NCP_UNUSED CYTHON_UNUSED
+# endif
+#endif
+#ifndef CYTHON_USE_CPP_STD_MOVE
+  #if defined(__cplusplus) && (\
+    __cplusplus >= 201103L || (defined(_MSC_VER) && _MSC_VER >= 1600))
+    #define CYTHON_USE_CPP_STD_MOVE 1
+  #else
+    #define CYTHON_USE_CPP_STD_MOVE 0
+  #endif
+#endif
+#define __Pyx_void_to_None(void_result) ((void)(void_result), Py_INCREF(Py_None), Py_None)
+#ifdef _MSC_VER
+    #ifndef _MSC_STDINT_H_
+        #if _MSC_VER < 1300
+            typedef unsigned char     uint8_t;
+            typedef unsigned short    uint16_t;
+            typedef unsigned int      uint32_t;
+        #else
+            typedef unsigned __int8   uint8_t;
+            typedef unsigned __int16  uint16_t;
+            typedef unsigned __int32  uint32_t;
+        #endif
+    #endif
+    #if _MSC_VER < 1300
+        #ifdef _WIN64
+            typedef unsigned long long  __pyx_uintptr_t;
+        #else
+            typedef unsigned int        __pyx_uintptr_t;
+        #endif
+    #else
+        #ifdef _WIN64
+            typedef unsigned __int64    __pyx_uintptr_t;
+        #else
+            typedef unsigned __int32    __pyx_uintptr_t;
+        #endif
+    #endif
+#else
+    #include <stdint.h>
+    typedef uintptr_t  __pyx_uintptr_t;
+#endif
+#ifndef CYTHON_FALLTHROUGH
+  #if defined(__cplusplus)
+    /* for clang __has_cpp_attribute(fallthrough) is true even before C++17
+     * but leads to warnings with -pedantic, since it is a C++17 feature */
+    #if ((defined(_MSVC_LANG) && _MSVC_LANG >= 201703L) || __cplusplus >= 201703L)
+      #if __has_cpp_attribute(fallthrough)
+        #define CYTHON_FALLTHROUGH [[fallthrough]]
+      #endif
+    #endif
+    #ifndef CYTHON_FALLTHROUGH
+      #if __has_cpp_attribute(clang::fallthrough)
+        #define CYTHON_FALLTHROUGH [[clang::fallthrough]]
+      #elif __has_cpp_attribute(gnu::fallthrough)
+        #define CYTHON_FALLTHROUGH [[gnu::fallthrough]]
+      #endif
+    #endif
+  #endif
+  #ifndef CYTHON_FALLTHROUGH
+    #if __has_attribute(fallthrough)
+      #define CYTHON_FALLTHROUGH __attribute__((fallthrough))
+    #else
+      #define CYTHON_FALLTHROUGH
+    #endif
+  #endif
+  #if defined(__clang__) && defined(__apple_build_version__)
+    #if __apple_build_version__ < 7000000
+      #undef  CYTHON_FALLTHROUGH
+      #define CYTHON_FALLTHROUGH
+    #endif
+  #endif
+#endif
+#ifdef __cplusplus
+  template <typename T>
+  struct __PYX_IS_UNSIGNED_IMPL {static const bool value = T(0) < T(-1);};
+  #define __PYX_IS_UNSIGNED(type) (__PYX_IS_UNSIGNED_IMPL<type>::value)
+#else
+  #define __PYX_IS_UNSIGNED(type) (((type)-1) > 0)
+#endif
+#if CYTHON_COMPILING_IN_PYPY == 1
+  #define __PYX_NEED_TP_PRINT_SLOT  (PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x030A0000)
+#else
+  #define __PYX_NEED_TP_PRINT_SLOT  (PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000)
+#endif
+#define __PYX_REINTERPRET_FUNCION(func_pointer, other_pointer) ((func_pointer)(void(*)(void))(other_pointer))
+
+#ifndef CYTHON_INLINE
+  #if defined(__clang__)
+    #define CYTHON_INLINE __inline__ __attribute__ ((__unused__))
+  #elif defined(__GNUC__)
+    #define CYTHON_INLINE __inline__
+  #elif defined(_MSC_VER)
+    #define CYTHON_INLINE __inline
+  #elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
+    #define CYTHON_INLINE inline
+  #else
+    #define CYTHON_INLINE
+  #endif
+#endif
+
+#define __PYX_BUILD_PY_SSIZE_T "n"
+#define CYTHON_FORMAT_SSIZE_T "z"
+#if PY_MAJOR_VERSION < 3
+  #define __Pyx_BUILTIN_MODULE_NAME "__builtin__"
+  #define __Pyx_DefaultClassType PyClass_Type
+  #define __Pyx_PyCode_New(a, p, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)\
+          PyCode_New(a+k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
+#else
+  #define __Pyx_BUILTIN_MODULE_NAME "builtins"
+  #define __Pyx_DefaultClassType PyType_Type
+#if CYTHON_COMPILING_IN_LIMITED_API
+    static CYTHON_INLINE PyObject* __Pyx_PyCode_New(int a, int p, int k, int l, int s, int f,
+                                                    PyObject *code, PyObject *c, PyObject* n, PyObject *v,
+                                                    PyObject *fv, PyObject *cell, PyObject* fn,
+                                                    PyObject *name, int fline, PyObject *lnos) {
+        PyObject *exception_table = NULL;
+        PyObject *types_module=NULL, *code_type=NULL, *result=NULL;
+        #if __PYX_LIMITED_VERSION_HEX < 0x030B0000
+        PyObject *version_info;
+        PyObject *py_minor_version = NULL;
+        #endif
+        long minor_version = 0;
+        PyObject *type, *value, *traceback;
+        PyErr_Fetch(&type, &value, &traceback);
+        #if __PYX_LIMITED_VERSION_HEX >= 0x030B0000
+        minor_version = 11;
+        #else
+        if (!(version_info = PySys_GetObject("version_info"))) goto end;
+        if (!(py_minor_version = PySequence_GetItem(version_info, 1))) goto end;
+        minor_version = PyLong_AsLong(py_minor_version);
+        Py_DECREF(py_minor_version);
+        if (minor_version == -1 && PyErr_Occurred()) goto end;
+        #endif
+        if (!(types_module = PyImport_ImportModule("types"))) goto end;
+        if (!(code_type = PyObject_GetAttrString(types_module, "CodeType"))) goto end;
+        if (minor_version <= 7) {
+            (void)p;
+            result = PyObject_CallFunction(code_type, "iiiiiOOOOOOiOO", a, k, l, s, f, code,
+                          c, n, v, fn, name, fline, lnos, fv, cell);
+        } else if (minor_version <= 10) {
+            result = PyObject_CallFunction(code_type, "iiiiiiOOOOOOiOO", a,p, k, l, s, f, code,
+                          c, n, v, fn, name, fline, lnos, fv, cell);
+        } else {
+            if (!(exception_table = PyBytes_FromStringAndSize(NULL, 0))) goto end;
+            result = PyObject_CallFunction(code_type, "iiiiiiOOOOOOOiOO", a,p, k, l, s, f, code,
+                          c, n, v, fn, name, name, fline, lnos, exception_table, fv, cell);
+        }
+    end:
+        Py_XDECREF(code_type);
+        Py_XDECREF(exception_table);
+        Py_XDECREF(types_module);
+        if (type) {
+            PyErr_Restore(type, value, traceback);
+        }
+        return result;
+    }
+    #ifndef CO_OPTIMIZED
+    #define CO_OPTIMIZED 0x0001
+    #endif
+    #ifndef CO_NEWLOCALS
+    #define CO_NEWLOCALS 0x0002
+    #endif
+    #ifndef CO_VARARGS
+    #define CO_VARARGS 0x0004
+    #endif
+    #ifndef CO_VARKEYWORDS
+    #define CO_VARKEYWORDS 0x0008
+    #endif
+    #ifndef CO_ASYNC_GENERATOR
+    #define CO_ASYNC_GENERATOR 0x0200
+    #endif
+    #ifndef CO_GENERATOR
+    #define CO_GENERATOR 0x0020
+    #endif
+    #ifndef CO_COROUTINE
+    #define CO_COROUTINE 0x0080
+    #endif
+#elif PY_VERSION_HEX >= 0x030B0000
+  static CYTHON_INLINE PyCodeObject* __Pyx_PyCode_New(int a, int p, int k, int l, int s, int f,
+                                                    PyObject *code, PyObject *c, PyObject* n, PyObject *v,
+                                                    PyObject *fv, PyObject *cell, PyObject* fn,
+                                                    PyObject *name, int fline, PyObject *lnos) {
+    PyCodeObject *result;
+    PyObject *empty_bytes = PyBytes_FromStringAndSize("", 0);
+    if (!empty_bytes) return NULL;
+    result =
+      #if PY_VERSION_HEX >= 0x030C0000
+        PyUnstable_Code_NewWithPosOnlyArgs
+      #else
+        PyCode_NewWithPosOnlyArgs
+      #endif
+        (a, p, k, l, s, f, code, c, n, v, fv, cell, fn, name, name, fline, lnos, empty_bytes);
+    Py_DECREF(empty_bytes);
+    return result;
+  }
+#elif PY_VERSION_HEX >= 0x030800B2 && !CYTHON_COMPILING_IN_PYPY
+  #define __Pyx_PyCode_New(a, p, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)\
+          PyCode_NewWithPosOnlyArgs(a, p, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
+#else
+  #define __Pyx_PyCode_New(a, p, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)\
+          PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
+#endif
+#endif
+#if PY_VERSION_HEX >= 0x030900A4 || defined(Py_IS_TYPE)
+  #define __Pyx_IS_TYPE(ob, type) Py_IS_TYPE(ob, type)
+#else
+  #define __Pyx_IS_TYPE(ob, type) (((const PyObject*)ob)->ob_type == (type))
+#endif
+#if PY_VERSION_HEX >= 0x030A00B1 || defined(Py_Is)
+  #define __Pyx_Py_Is(x, y)  Py_Is(x, y)
+#else
+  #define __Pyx_Py_Is(x, y) ((x) == (y))
+#endif
+#if PY_VERSION_HEX >= 0x030A00B1 || defined(Py_IsNone)
+  #define __Pyx_Py_IsNone(ob) Py_IsNone(ob)
+#else
+  #define __Pyx_Py_IsNone(ob) __Pyx_Py_Is((ob), Py_None)
+#endif
+#if PY_VERSION_HEX >= 0x030A00B1 || defined(Py_IsTrue)
+  #define __Pyx_Py_IsTrue(ob) Py_IsTrue(ob)
+#else
+  #define __Pyx_Py_IsTrue(ob) __Pyx_Py_Is((ob), Py_True)
+#endif
+#if PY_VERSION_HEX >= 0x030A00B1 || defined(Py_IsFalse)
+  #define __Pyx_Py_IsFalse(ob) Py_IsFalse(ob)
+#else
+  #define __Pyx_Py_IsFalse(ob) __Pyx_Py_Is((ob), Py_False)
+#endif
+#define __Pyx_NoneAsNull(obj)  (__Pyx_Py_IsNone(obj) ? NULL : (obj))
+#if PY_VERSION_HEX >= 0x030900F0 && !CYTHON_COMPILING_IN_PYPY
+  #define __Pyx_PyObject_GC_IsFinalized(o) PyObject_GC_IsFinalized(o)
+#else
+  #define __Pyx_PyObject_GC_IsFinalized(o) _PyGC_FINALIZED(o)
+#endif
+#ifndef CO_COROUTINE
+  #define CO_COROUTINE 0x80
+#endif
+#ifndef CO_ASYNC_GENERATOR
+  #define CO_ASYNC_GENERATOR 0x200
+#endif
+#ifndef Py_TPFLAGS_CHECKTYPES
+  #define Py_TPFLAGS_CHECKTYPES 0
+#endif
+#ifndef Py_TPFLAGS_HAVE_INDEX
+  #define Py_TPFLAGS_HAVE_INDEX 0
+#endif
+#ifndef Py_TPFLAGS_HAVE_NEWBUFFER
+  #define Py_TPFLAGS_HAVE_NEWBUFFER 0
+#endif
+#ifndef Py_TPFLAGS_HAVE_FINALIZE
+  #define Py_TPFLAGS_HAVE_FINALIZE 0
+#endif
+#ifndef Py_TPFLAGS_SEQUENCE
+  #define Py_TPFLAGS_SEQUENCE 0
+#endif
+#ifndef Py_TPFLAGS_MAPPING
+  #define Py_TPFLAGS_MAPPING 0
+#endif
+#ifndef METH_STACKLESS
+  #define METH_STACKLESS 0
+#endif
+#if PY_VERSION_HEX <= 0x030700A3 || !defined(METH_FASTCALL)
+  #ifndef METH_FASTCALL
+     #define METH_FASTCALL 0x80
+  #endif
+  typedef PyObject *(*__Pyx_PyCFunctionFast) (PyObject *self, PyObject *const *args, Py_ssize_t nargs);
+  typedef PyObject *(*__Pyx_PyCFunctionFastWithKeywords) (PyObject *self, PyObject *const *args,
+                                                          Py_ssize_t nargs, PyObject *kwnames);
+#else
+  #if PY_VERSION_HEX >= 0x030d00A4
+  #  define __Pyx_PyCFunctionFast PyCFunctionFast
+  #  define __Pyx_PyCFunctionFastWithKeywords PyCFunctionFastWithKeywords
+  #else
+  #  define __Pyx_PyCFunctionFast _PyCFunctionFast
+  #  define __Pyx_PyCFunctionFastWithKeywords _PyCFunctionFastWithKeywords
+  #endif
+#endif
+#if CYTHON_METH_FASTCALL
+  #define __Pyx_METH_FASTCALL METH_FASTCALL
+  #define __Pyx_PyCFunction_FastCall __Pyx_PyCFunctionFast
+  #define __Pyx_PyCFunction_FastCallWithKeywords __Pyx_PyCFunctionFastWithKeywords
+#else
+  #define __Pyx_METH_FASTCALL METH_VARARGS
+  #define __Pyx_PyCFunction_FastCall PyCFunction
+  #define __Pyx_PyCFunction_FastCallWithKeywords PyCFunctionWithKeywords
+#endif
+#if CYTHON_VECTORCALL
+  #define __pyx_vectorcallfunc vectorcallfunc
+  #define __Pyx_PY_VECTORCALL_ARGUMENTS_OFFSET  PY_VECTORCALL_ARGUMENTS_OFFSET
+  #define __Pyx_PyVectorcall_NARGS(n)  PyVectorcall_NARGS((size_t)(n))
+#elif CYTHON_BACKPORT_VECTORCALL
+  typedef PyObject *(*__pyx_vectorcallfunc)(PyObject *callable, PyObject *const *args,
+                                            size_t nargsf, PyObject *kwnames);
+  #define __Pyx_PY_VECTORCALL_ARGUMENTS_OFFSET  ((size_t)1 << (8 * sizeof(size_t) - 1))
+  #define __Pyx_PyVectorcall_NARGS(n)  ((Py_ssize_t)(((size_t)(n)) & ~__Pyx_PY_VECTORCALL_ARGUMENTS_OFFSET))
+#else
+  #define __Pyx_PY_VECTORCALL_ARGUMENTS_OFFSET  0
+  #define __Pyx_PyVectorcall_NARGS(n)  ((Py_ssize_t)(n))
+#endif
+#if PY_MAJOR_VERSION >= 0x030900B1
+#define __Pyx_PyCFunction_CheckExact(func)  PyCFunction_CheckExact(func)
+#else
+#define __Pyx_PyCFunction_CheckExact(func)  PyCFunction_Check(func)
+#endif
+#define __Pyx_CyOrPyCFunction_Check(func)  PyCFunction_Check(func)
+#if CYTHON_COMPILING_IN_CPYTHON
+#define __Pyx_CyOrPyCFunction_GET_FUNCTION(func)  (((PyCFunctionObject*)(func))->m_ml->ml_meth)
+#elif !CYTHON_COMPILING_IN_LIMITED_API
+#define __Pyx_CyOrPyCFunction_GET_FUNCTION(func)  PyCFunction_GET_FUNCTION(func)
+#endif
+#if CYTHON_COMPILING_IN_CPYTHON
+#define __Pyx_CyOrPyCFunction_GET_FLAGS(func)  (((PyCFunctionObject*)(func))->m_ml->ml_flags)
+static CYTHON_INLINE PyObject* __Pyx_CyOrPyCFunction_GET_SELF(PyObject *func) {
+    return (__Pyx_CyOrPyCFunction_GET_FLAGS(func) & METH_STATIC) ? NULL : ((PyCFunctionObject*)func)->m_self;
+}
+#endif
+static CYTHON_INLINE int __Pyx__IsSameCFunction(PyObject *func, void *cfunc) {
+#if CYTHON_COMPILING_IN_LIMITED_API
+    return PyCFunction_Check(func) && PyCFunction_GetFunction(func) == (PyCFunction) cfunc;
+#else
+    return PyCFunction_Check(func) && PyCFunction_GET_FUNCTION(func) == (PyCFunction) cfunc;
+#endif
+}
+#define __Pyx_IsSameCFunction(func, cfunc)   __Pyx__IsSameCFunction(func, cfunc)
+#if __PYX_LIMITED_VERSION_HEX < 0x030900B1
+  #define __Pyx_PyType_FromModuleAndSpec(m, s, b)  ((void)m, PyType_FromSpecWithBases(s, b))
+  typedef PyObject *(*__Pyx_PyCMethod)(PyObject *, PyTypeObject *, PyObject *const *, size_t, PyObject *);
+#else
+  #define __Pyx_PyType_FromModuleAndSpec(m, s, b)  PyType_FromModuleAndSpec(m, s, b)
+  #define __Pyx_PyCMethod  PyCMethod
+#endif
+#ifndef METH_METHOD
+  #define METH_METHOD 0x200
+#endif
+#if CYTHON_COMPILING_IN_PYPY && !defined(PyObject_Malloc)
+  #define PyObject_Malloc(s)   PyMem_Malloc(s)
+  #define PyObject_Free(p)     PyMem_Free(p)
+  #define PyObject_Realloc(p)  PyMem_Realloc(p)
+#endif
+#if CYTHON_COMPILING_IN_LIMITED_API
+  #define __Pyx_PyCode_HasFreeVars(co)  (PyCode_GetNumFree(co) > 0)
+  #define __Pyx_PyFrame_SetLineNumber(frame, lineno)
+#else
+  #define __Pyx_PyCode_HasFreeVars(co)  (PyCode_GetNumFree(co) > 0)
+  #define __Pyx_PyFrame_SetLineNumber(frame, lineno)  (frame)->f_lineno = (lineno)
+#endif
+#if CYTHON_COMPILING_IN_LIMITED_API
+  #define __Pyx_PyThreadState_Current PyThreadState_Get()
+#elif !CYTHON_FAST_THREAD_STATE
+  #define __Pyx_PyThreadState_Current PyThreadState_GET()
+#elif PY_VERSION_HEX >= 0x030d00A1
+  #define __Pyx_PyThreadState_Current PyThreadState_GetUnchecked()
+#elif PY_VERSION_HEX >= 0x03060000
+  #define __Pyx_PyThreadState_Current _PyThreadState_UncheckedGet()
+#elif PY_VERSION_HEX >= 0x03000000
+  #define __Pyx_PyThreadState_Current PyThreadState_GET()
+#else
+  #define __Pyx_PyThreadState_Current _PyThreadState_Current
+#endif
+#if CYTHON_COMPILING_IN_LIMITED_API
+static CYTHON_INLINE void *__Pyx_PyModule_GetState(PyObject *op)
+{
+    void *result;
+    result = PyModule_GetState(op);
+    if (!result)
+        Py_FatalError("Couldn't find the module state");
+    return result;
+}
+#endif
+#define __Pyx_PyObject_GetSlot(obj, name, func_ctype)  __Pyx_PyType_GetSlot(Py_TYPE(obj), name, func_ctype)
+#if CYTHON_COMPILING_IN_LIMITED_API
+  #define __Pyx_PyType_GetSlot(type, name, func_ctype)  ((func_ctype) PyType_GetSlot((type), Py_##name))
+#else
+  #define __Pyx_PyType_GetSlot(type, name, func_ctype)  ((type)->name)
+#endif
+#if PY_VERSION_HEX < 0x030700A2 && !defined(PyThread_tss_create) && !defined(Py_tss_NEEDS_INIT)
+#include "pythread.h"
+#define Py_tss_NEEDS_INIT 0
+typedef int Py_tss_t;
+static CYTHON_INLINE int PyThread_tss_create(Py_tss_t *key) {
+  *key = PyThread_create_key();
+  return 0;
+}
+static CYTHON_INLINE Py_tss_t * PyThread_tss_alloc(void) {
+  Py_tss_t *key = (Py_tss_t *)PyObject_Malloc(sizeof(Py_tss_t));
+  *key = Py_tss_NEEDS_INIT;
+  return key;
+}
+static CYTHON_INLINE void PyThread_tss_free(Py_tss_t *key) {
+  PyObject_Free(key);
+}
+static CYTHON_INLINE int PyThread_tss_is_created(Py_tss_t *key) {
+  return *key != Py_tss_NEEDS_INIT;
+}
+static CYTHON_INLINE void PyThread_tss_delete(Py_tss_t *key) {
+  PyThread_delete_key(*key);
+  *key = Py_tss_NEEDS_INIT;
+}
+static CYTHON_INLINE int PyThread_tss_set(Py_tss_t *key, void *value) {
+  return PyThread_set_key_value(*key, value);
+}
+static CYTHON_INLINE void * PyThread_tss_get(Py_tss_t *key) {
+  return PyThread_get_key_value(*key);
+}
+#endif
+#if PY_MAJOR_VERSION < 3
+    #if CYTHON_COMPILING_IN_PYPY
+        #if PYPY_VERSION_NUM < 0x07030600
+            #if defined(__cplusplus) && __cplusplus >= 201402L
+                [[deprecated("`with nogil:` inside a nogil function will not release the GIL in PyPy2 < 7.3.6")]]
+            #elif defined(__GNUC__) || defined(__clang__)
+                __attribute__ ((__deprecated__("`with nogil:` inside a nogil function will not release the GIL in PyPy2 < 7.3.6")))
+            #elif defined(_MSC_VER)
+                __declspec(deprecated("`with nogil:` inside a nogil function will not release the GIL in PyPy2 < 7.3.6"))
+            #endif
+            static CYTHON_INLINE int PyGILState_Check(void) {
+                return 0;
+            }
+        #else  // PYPY_VERSION_NUM < 0x07030600
+        #endif  // PYPY_VERSION_NUM < 0x07030600
+    #else
+        static CYTHON_INLINE int PyGILState_Check(void) {
+            PyThreadState * tstate = _PyThreadState_Current;
+            return tstate && (tstate == PyGILState_GetThisThreadState());
+        }
+    #endif
+#endif
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030d0000 || defined(_PyDict_NewPresized)
+#define __Pyx_PyDict_NewPresized(n)  ((n <= 8) ? PyDict_New() : _PyDict_NewPresized(n))
+#else
+#define __Pyx_PyDict_NewPresized(n)  PyDict_New()
+#endif
+#if PY_MAJOR_VERSION >= 3 || CYTHON_FUTURE_DIVISION
+  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_TrueDivide(x,y)
+  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceTrueDivide(x,y)
+#else
+  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_Divide(x,y)
+  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceDivide(x,y)
+#endif
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX > 0x030600B4 && PY_VERSION_HEX < 0x030d0000 && CYTHON_USE_UNICODE_INTERNALS
+#define __Pyx_PyDict_GetItemStrWithError(dict, name)  _PyDict_GetItem_KnownHash(dict, name, ((PyASCIIObject *) name)->hash)
+static CYTHON_INLINE PyObject * __Pyx_PyDict_GetItemStr(PyObject *dict, PyObject *name) {
+    PyObject *res = __Pyx_PyDict_GetItemStrWithError(dict, name);
+    if (res == NULL) PyErr_Clear();
+    return res;
+}
+#elif PY_MAJOR_VERSION >= 3 && (!CYTHON_COMPILING_IN_PYPY || PYPY_VERSION_NUM >= 0x07020000)
+#define __Pyx_PyDict_GetItemStrWithError  PyDict_GetItemWithError
+#define __Pyx_PyDict_GetItemStr           PyDict_GetItem
+#else
+static CYTHON_INLINE PyObject * __Pyx_PyDict_GetItemStrWithError(PyObject *dict, PyObject *name) {
+#if CYTHON_COMPILING_IN_PYPY
+    return PyDict_GetItem(dict, name);
+#else
+    PyDictEntry *ep;
+    PyDictObject *mp = (PyDictObject*) dict;
+    long hash = ((PyStringObject *) name)->ob_shash;
+    assert(hash != -1);
+    ep = (mp->ma_lookup)(mp, name, hash);
+    if (ep == NULL) {
+        return NULL;
+    }
+    return ep->me_value;
+#endif
+}
+#define __Pyx_PyDict_GetItemStr           PyDict_GetItem
+#endif
+#if CYTHON_USE_TYPE_SLOTS
+  #define __Pyx_PyType_GetFlags(tp)   (((PyTypeObject *)tp)->tp_flags)
+  #define __Pyx_PyType_HasFeature(type, feature)  ((__Pyx_PyType_GetFlags(type) & (feature)) != 0)
+  #define __Pyx_PyObject_GetIterNextFunc(obj)  (Py_TYPE(obj)->tp_iternext)
+#else
+  #define __Pyx_PyType_GetFlags(tp)   (PyType_GetFlags((PyTypeObject *)tp))
+  #define __Pyx_PyType_HasFeature(type, feature)  PyType_HasFeature(type, feature)
+  #define __Pyx_PyObject_GetIterNextFunc(obj)  PyIter_Next
+#endif
+#if CYTHON_COMPILING_IN_LIMITED_API
+  #define __Pyx_SetItemOnTypeDict(tp, k, v) PyObject_GenericSetAttr((PyObject*)tp, k, v)
+#else
+  #define __Pyx_SetItemOnTypeDict(tp, k, v) PyDict_SetItem(tp->tp_dict, k, v)
+#endif
+#if CYTHON_USE_TYPE_SPECS && PY_VERSION_HEX >= 0x03080000
+#define __Pyx_PyHeapTypeObject_GC_Del(obj)  {\
+    PyTypeObject *type = Py_TYPE((PyObject*)obj);\
+    assert(__Pyx_PyType_HasFeature(type, Py_TPFLAGS_HEAPTYPE));\
+    PyObject_GC_Del(obj);\
+    Py_DECREF(type);\
+}
+#else
+#define __Pyx_PyHeapTypeObject_GC_Del(obj)  PyObject_GC_Del(obj)
+#endif
+#if CYTHON_COMPILING_IN_LIMITED_API
+  #define CYTHON_PEP393_ENABLED 1
+  #define __Pyx_PyUnicode_READY(op)       (0)
+  #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GetLength(u)
+  #define __Pyx_PyUnicode_READ_CHAR(u, i) PyUnicode_ReadChar(u, i)
+  #define __Pyx_PyUnicode_MAX_CHAR_VALUE(u)   ((void)u, 1114111U)
+  #define __Pyx_PyUnicode_KIND(u)         ((void)u, (0))
+  #define __Pyx_PyUnicode_DATA(u)         ((void*)u)
+  #define __Pyx_PyUnicode_READ(k, d, i)   ((void)k, PyUnicode_ReadChar((PyObject*)(d), i))
+  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GetLength(u))
+#elif PY_VERSION_HEX > 0x03030000 && defined(PyUnicode_KIND)
+  #define CYTHON_PEP393_ENABLED 1
+  #if PY_VERSION_HEX >= 0x030C0000
+    #define __Pyx_PyUnicode_READY(op)       (0)
+  #else
+    #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ?\
+                                                0 : _PyUnicode_Ready((PyObject *)(op)))
+  #endif
+  #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_LENGTH(u)
+  #define __Pyx_PyUnicode_READ_CHAR(u, i) PyUnicode_READ_CHAR(u, i)
+  #define __Pyx_PyUnicode_MAX_CHAR_VALUE(u)   PyUnicode_MAX_CHAR_VALUE(u)
+  #define __Pyx_PyUnicode_KIND(u)         ((int)PyUnicode_KIND(u))
+  #define __Pyx_PyUnicode_DATA(u)         PyUnicode_DATA(u)
+  #define __Pyx_PyUnicode_READ(k, d, i)   PyUnicode_READ(k, d, i)
+  #define __Pyx_PyUnicode_WRITE(k, d, i, ch)  PyUnicode_WRITE(k, d, i, (Py_UCS4) ch)
+  #if PY_VERSION_HEX >= 0x030C0000
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_LENGTH(u))
+  #else
+    #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03090000
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : ((PyCompactUnicodeObject *)(u))->wstr_length))
+    #else
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : PyUnicode_GET_SIZE(u)))
+    #endif
+  #endif
+#else
+  #define CYTHON_PEP393_ENABLED 0
+  #define PyUnicode_1BYTE_KIND  1
+  #define PyUnicode_2BYTE_KIND  2
+  #define PyUnicode_4BYTE_KIND  4
+  #define __Pyx_PyUnicode_READY(op)       (0)
+  #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_SIZE(u)
+  #define __Pyx_PyUnicode_READ_CHAR(u, i) ((Py_UCS4)(PyUnicode_AS_UNICODE(u)[i]))
+  #define __Pyx_PyUnicode_MAX_CHAR_VALUE(u)   ((sizeof(Py_UNICODE) == 2) ? 65535U : 1114111U)
+  #define __Pyx_PyUnicode_KIND(u)         ((int)sizeof(Py_UNICODE))
+  #define __Pyx_PyUnicode_DATA(u)         ((void*)PyUnicode_AS_UNICODE(u))
+  #define __Pyx_PyUnicode_READ(k, d, i)   ((void)(k), (Py_UCS4)(((Py_UNICODE*)d)[i]))
+  #define __Pyx_PyUnicode_WRITE(k, d, i, ch)  (((void)(k)), ((Py_UNICODE*)d)[i] = (Py_UNICODE) ch)
+  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_SIZE(u))
+#endif
+#if CYTHON_COMPILING_IN_PYPY
+  #define __Pyx_PyUnicode_Concat(a, b)      PyNumber_Add(a, b)
+  #define __Pyx_PyUnicode_ConcatSafe(a, b)  PyNumber_Add(a, b)
+#else
+  #define __Pyx_PyUnicode_Concat(a, b)      PyUnicode_Concat(a, b)
+  #define __Pyx_PyUnicode_ConcatSafe(a, b)  ((unlikely((a) == Py_None) || unlikely((b) == Py_None)) ?\
+      PyNumber_Add(a, b) : __Pyx_PyUnicode_Concat(a, b))
+#endif
+#if CYTHON_COMPILING_IN_PYPY
+  #if !defined(PyUnicode_DecodeUnicodeEscape)
+    #define PyUnicode_DecodeUnicodeEscape(s, size, errors)  PyUnicode_Decode(s, size, "unicode_escape", errors)
+  #endif
+  #if !defined(PyUnicode_Contains) || (PY_MAJOR_VERSION == 2 && PYPY_VERSION_NUM < 0x07030500)
+    #undef PyUnicode_Contains
+    #define PyUnicode_Contains(u, s)  PySequence_Contains(u, s)
+  #endif
+  #if !defined(PyByteArray_Check)
+    #define PyByteArray_Check(obj)  PyObject_TypeCheck(obj, &PyByteArray_Type)
+  #endif
+  #if !defined(PyObject_Format)
+    #define PyObject_Format(obj, fmt)  PyObject_CallMethod(obj, "__format__", "O", fmt)
+  #endif
+#endif
+#define __Pyx_PyString_FormatSafe(a, b)   ((unlikely((a) == Py_None || (PyString_Check(b) && !PyString_CheckExact(b)))) ? PyNumber_Remainder(a, b) : __Pyx_PyString_Format(a, b))
+#define __Pyx_PyUnicode_FormatSafe(a, b)  ((unlikely((a) == Py_None || (PyUnicode_Check(b) && !PyUnicode_CheckExact(b)))) ? PyNumber_Remainder(a, b) : PyUnicode_Format(a, b))
+#if PY_MAJOR_VERSION >= 3
+  #define __Pyx_PyString_Format(a, b)  PyUnicode_Format(a, b)
+#else
+  #define __Pyx_PyString_Format(a, b)  PyString_Format(a, b)
+#endif
+#if PY_MAJOR_VERSION < 3 && !defined(PyObject_ASCII)
+  #define PyObject_ASCII(o)            PyObject_Repr(o)
+#endif
+#if PY_MAJOR_VERSION >= 3
+  #define PyBaseString_Type            PyUnicode_Type
+  #define PyStringObject               PyUnicodeObject
+  #define PyString_Type                PyUnicode_Type
+  #define PyString_Check               PyUnicode_Check
+  #define PyString_CheckExact          PyUnicode_CheckExact
+#ifndef PyObject_Unicode
+  #define PyObject_Unicode             PyObject_Str
+#endif
+#endif
+#if PY_MAJOR_VERSION >= 3
+  #define __Pyx_PyBaseString_Check(obj) PyUnicode_Check(obj)
+  #define __Pyx_PyBaseString_CheckExact(obj) PyUnicode_CheckExact(obj)
+#else
+  #define __Pyx_PyBaseString_Check(obj) (PyString_Check(obj) || PyUnicode_Check(obj))
+  #define __Pyx_PyBaseString_CheckExact(obj) (PyString_CheckExact(obj) || PyUnicode_CheckExact(obj))
+#endif
+#if CYTHON_COMPILING_IN_CPYTHON
+  #define __Pyx_PySequence_ListKeepNew(obj)\
+    (likely(PyList_CheckExact(obj) && Py_REFCNT(obj) == 1) ? __Pyx_NewRef(obj) : PySequence_List(obj))
+#else
+  #define __Pyx_PySequence_ListKeepNew(obj)  PySequence_List(obj)
+#endif
+#ifndef PySet_CheckExact
+  #define PySet_CheckExact(obj)        __Pyx_IS_TYPE(obj, &PySet_Type)
+#endif
+#if PY_VERSION_HEX >= 0x030900A4
+  #define __Pyx_SET_REFCNT(obj, refcnt) Py_SET_REFCNT(obj, refcnt)
+  #define __Pyx_SET_SIZE(obj, size) Py_SET_SIZE(obj, size)
+#else
+  #define __Pyx_SET_REFCNT(obj, refcnt) Py_REFCNT(obj) = (refcnt)
+  #define __Pyx_SET_SIZE(obj, size) Py_SIZE(obj) = (size)
+#endif
+#if CYTHON_ASSUME_SAFE_MACROS
+  #define __Pyx_PySequence_ITEM(o, i) PySequence_ITEM(o, i)
+  #define __Pyx_PySequence_SIZE(seq)  Py_SIZE(seq)
+  #define __Pyx_PyTuple_SET_ITEM(o, i, v) (PyTuple_SET_ITEM(o, i, v), (0))
+  #define __Pyx_PyList_SET_ITEM(o, i, v) (PyList_SET_ITEM(o, i, v), (0))
+  #define __Pyx_PyTuple_GET_SIZE(o) PyTuple_GET_SIZE(o)
+  #define __Pyx_PyList_GET_SIZE(o) PyList_GET_SIZE(o)
+  #define __Pyx_PySet_GET_SIZE(o) PySet_GET_SIZE(o)
+  #define __Pyx_PyBytes_GET_SIZE(o) PyBytes_GET_SIZE(o)
+  #define __Pyx_PyByteArray_GET_SIZE(o) PyByteArray_GET_SIZE(o)
+#else
+  #define __Pyx_PySequence_ITEM(o, i) PySequence_GetItem(o, i)
+  #define __Pyx_PySequence_SIZE(seq)  PySequence_Size(seq)
+  #define __Pyx_PyTuple_SET_ITEM(o, i, v) PyTuple_SetItem(o, i, v)
+  #define __Pyx_PyList_SET_ITEM(o, i, v) PyList_SetItem(o, i, v)
+  #define __Pyx_PyTuple_GET_SIZE(o) PyTuple_Size(o)
+  #define __Pyx_PyList_GET_SIZE(o) PyList_Size(o)
+  #define __Pyx_PySet_GET_SIZE(o) PySet_Size(o)
+  #define __Pyx_PyBytes_GET_SIZE(o) PyBytes_Size(o)
+  #define __Pyx_PyByteArray_GET_SIZE(o) PyByteArray_Size(o)
+#endif
+#if __PYX_LIMITED_VERSION_HEX >= 0x030d00A1
+  #define __Pyx_PyImport_AddModuleRef(name) PyImport_AddModuleRef(name)
+#else
+  static CYTHON_INLINE PyObject *__Pyx_PyImport_AddModuleRef(const char *name) {
+      PyObject *module = PyImport_AddModule(name);
+      Py_XINCREF(module);
+      return module;
+  }
+#endif
+#if PY_MAJOR_VERSION >= 3
+  #define PyIntObject                  PyLongObject
+  #define PyInt_Type                   PyLong_Type
+  #define PyInt_Check(op)              PyLong_Check(op)
+  #define PyInt_CheckExact(op)         PyLong_CheckExact(op)
+  #define __Pyx_Py3Int_Check(op)       PyLong_Check(op)
+  #define __Pyx_Py3Int_CheckExact(op)  PyLong_CheckExact(op)
+  #define PyInt_FromString             PyLong_FromString
+  #define PyInt_FromUnicode            PyLong_FromUnicode
+  #define PyInt_FromLong               PyLong_FromLong
+  #define PyInt_FromSize_t             PyLong_FromSize_t
+  #define PyInt_FromSsize_t            PyLong_FromSsize_t
+  #define PyInt_AsLong                 PyLong_AsLong
+  #define PyInt_AS_LONG                PyLong_AS_LONG
+  #define PyInt_AsSsize_t              PyLong_AsSsize_t
+  #define PyInt_AsUnsignedLongMask     PyLong_AsUnsignedLongMask
+  #define PyInt_AsUnsignedLongLongMask PyLong_AsUnsignedLongLongMask
+  #define PyNumber_Int                 PyNumber_Long
+#else
+  #define __Pyx_Py3Int_Check(op)       (PyLong_Check(op) || PyInt_Check(op))
+  #define __Pyx_Py3Int_CheckExact(op)  (PyLong_CheckExact(op) || PyInt_CheckExact(op))
+#endif
+#if PY_MAJOR_VERSION >= 3
+  #define PyBoolObject                 PyLongObject
+#endif
+#if PY_MAJOR_VERSION >= 3 && CYTHON_COMPILING_IN_PYPY
+  #ifndef PyUnicode_InternFromString
+    #define PyUnicode_InternFromString(s) PyUnicode_FromString(s)
+  #endif
+#endif
+#if PY_VERSION_HEX < 0x030200A4
+  typedef long Py_hash_t;
+  #define __Pyx_PyInt_FromHash_t PyInt_FromLong
+  #define __Pyx_PyInt_AsHash_t   __Pyx_PyIndex_AsHash_t
+#else
+  #define __Pyx_PyInt_FromHash_t PyInt_FromSsize_t
+  #define __Pyx_PyInt_AsHash_t   __Pyx_PyIndex_AsSsize_t
+#endif
+#if CYTHON_USE_ASYNC_SLOTS
+  #if PY_VERSION_HEX >= 0x030500B1
+    #define __Pyx_PyAsyncMethodsStruct PyAsyncMethods
+    #define __Pyx_PyType_AsAsync(obj) (Py_TYPE(obj)->tp_as_async)
+  #else
+    #define __Pyx_PyType_AsAsync(obj) ((__Pyx_PyAsyncMethodsStruct*) (Py_TYPE(obj)->tp_reserved))
+  #endif
+#else
+  #define __Pyx_PyType_AsAsync(obj) NULL
+#endif
+#ifndef __Pyx_PyAsyncMethodsStruct
+    typedef struct {
+        unaryfunc am_await;
+        unaryfunc am_aiter;
+        unaryfunc am_anext;
+    } __Pyx_PyAsyncMethodsStruct;
+#endif
+
+#if defined(_WIN32) || defined(WIN32) || defined(MS_WINDOWS)
+  #if !defined(_USE_MATH_DEFINES)
+    #define _USE_MATH_DEFINES
+  #endif
+#endif
+#include <math.h>
+#ifdef NAN
+#define __PYX_NAN() ((float) NAN)
+#else
+static CYTHON_INLINE float __PYX_NAN() {
+  float value;
+  memset(&value, 0xFF, sizeof(value));
+  return value;
+}
+#endif
+#if defined(__CYGWIN__) && defined(_LDBL_EQ_DBL)
+#define __Pyx_truncl trunc
+#else
+#define __Pyx_truncl truncl
+#endif
+
+#define __PYX_MARK_ERR_POS(f_index, lineno) \
+    { __pyx_filename = __pyx_f[f_index]; (void)__pyx_filename; __pyx_lineno = lineno; (void)__pyx_lineno; __pyx_clineno = __LINE__;  (void)__pyx_clineno; }
+#define __PYX_ERR(f_index, lineno, Ln_error) \
+    { __PYX_MARK_ERR_POS(f_index, lineno) goto Ln_error; }
+
+#ifdef CYTHON_EXTERN_C
+    #undef __PYX_EXTERN_C
+    #define __PYX_EXTERN_C CYTHON_EXTERN_C
+#elif defined(__PYX_EXTERN_C)
+    #ifdef _MSC_VER
+    #pragma message ("Please do not define the '__PYX_EXTERN_C' macro externally. Use 'CYTHON_EXTERN_C' instead.")
+    #else
+    #warning Please do not define the '__PYX_EXTERN_C' macro externally. Use 'CYTHON_EXTERN_C' instead.
+    #endif
+#else
+  #ifdef __cplusplus
+    #define __PYX_EXTERN_C extern "C"
+  #else
+    #define __PYX_EXTERN_C extern
+  #endif
+#endif
+
+#define __PYX_HAVE__pysam__libcsamfile
+#define __PYX_HAVE_API__pysam__libcsamfile
+/* Early includes */
+#include <stdint.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <stddef.h>
+#include "pythread.h"
+
+    #if CYTHON_COMPILING_IN_PYPY
+    #ifdef _MSC_VER
+    #pragma message ("This module uses CPython specific internals of 'array.array', which are not available in PyPy.")
+    #else
+    #warning This module uses CPython specific internals of 'array.array', which are not available in PyPy.
+    #endif
+    #endif
+    
+#include <sys/types.h>
+#include "stdarg.h"
+#include "htslib/kstring.h"
+#include "htslib_util.h"
+#include "htslib/hfile.h"
+#include "htslib/bgzf.h"
+#include "htslib/hts.h"
+#include "htslib/sam.h"
+#include "htslib/faidx.h"
+#include "htslib/tbx.h"
+#include "htslib/vcf.h"
+#include "htslib/vcfutils.h"
+#include "htslib/cram.h"
+#include "pysam_stream.h"
+#ifdef _OPENMP
+#include <omp.h>
+#endif /* _OPENMP */
+
+#if defined(PYREX_WITHOUT_ASSERTIONS) && !defined(CYTHON_WITHOUT_ASSERTIONS)
+#define CYTHON_WITHOUT_ASSERTIONS
+#endif
+
+typedef struct {PyObject **p; const char *s; const Py_ssize_t n; const char* encoding;
+                const char is_unicode; const char is_str; const char intern; } __Pyx_StringTabEntry;
+
+#define __PYX_DEFAULT_STRING_ENCODING_IS_ASCII 0
+#define __PYX_DEFAULT_STRING_ENCODING_IS_UTF8 0
+#define __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT (PY_MAJOR_VERSION >= 3 && __PYX_DEFAULT_STRING_ENCODING_IS_UTF8)
+#define __PYX_DEFAULT_STRING_ENCODING ""
+#define __Pyx_PyObject_FromString __Pyx_PyBytes_FromString
+#define __Pyx_PyObject_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
+#define __Pyx_uchar_cast(c) ((unsigned char)c)
+#define __Pyx_long_cast(x) ((long)x)
+#define __Pyx_fits_Py_ssize_t(v, type, is_signed)  (\
+    (sizeof(type) < sizeof(Py_ssize_t))  ||\
+    (sizeof(type) > sizeof(Py_ssize_t) &&\
+          likely(v < (type)PY_SSIZE_T_MAX ||\
+                 v == (type)PY_SSIZE_T_MAX)  &&\
+          (!is_signed || likely(v > (type)PY_SSIZE_T_MIN ||\
+                                v == (type)PY_SSIZE_T_MIN)))  ||\
+    (sizeof(type) == sizeof(Py_ssize_t) &&\
+          (is_signed || likely(v < (type)PY_SSIZE_T_MAX ||\
+                               v == (type)PY_SSIZE_T_MAX)))  )
+static CYTHON_INLINE int __Pyx_is_valid_index(Py_ssize_t i, Py_ssize_t limit) {
+    return (size_t) i < (size_t) limit;
+}
+#if defined (__cplusplus) && __cplusplus >= 201103L
+    #include <cstdlib>
+    #define __Pyx_sst_abs(value) std::abs(value)
+#elif SIZEOF_INT >= SIZEOF_SIZE_T
+    #define __Pyx_sst_abs(value) abs(value)
+#elif SIZEOF_LONG >= SIZEOF_SIZE_T
+    #define __Pyx_sst_abs(value) labs(value)
+#elif defined (_MSC_VER)
+    #define __Pyx_sst_abs(value) ((Py_ssize_t)_abs64(value))
+#elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
+    #define __Pyx_sst_abs(value) llabs(value)
+#elif defined (__GNUC__)
+    #define __Pyx_sst_abs(value) __builtin_llabs(value)
+#else
+    #define __Pyx_sst_abs(value) ((value<0) ? -value : value)
+#endif
+static CYTHON_INLINE Py_ssize_t __Pyx_ssize_strlen(const char *s);
+static CYTHON_INLINE const char* __Pyx_PyObject_AsString(PyObject*);
+static CYTHON_INLINE const char* __Pyx_PyObject_AsStringAndSize(PyObject*, Py_ssize_t* length);
+static CYTHON_INLINE PyObject* __Pyx_PyByteArray_FromString(const char*);
+#define __Pyx_PyByteArray_FromStringAndSize(s, l) PyByteArray_FromStringAndSize((const char*)s, l)
+#define __Pyx_PyBytes_FromString        PyBytes_FromString
+#define __Pyx_PyBytes_FromStringAndSize PyBytes_FromStringAndSize
+static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char*);
+#if PY_MAJOR_VERSION < 3
+    #define __Pyx_PyStr_FromString        __Pyx_PyBytes_FromString
+    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
+#else
+    #define __Pyx_PyStr_FromString        __Pyx_PyUnicode_FromString
+    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyUnicode_FromStringAndSize
+#endif
+#define __Pyx_PyBytes_AsWritableString(s)     ((char*) PyBytes_AS_STRING(s))
+#define __Pyx_PyBytes_AsWritableSString(s)    ((signed char*) PyBytes_AS_STRING(s))
+#define __Pyx_PyBytes_AsWritableUString(s)    ((unsigned char*) PyBytes_AS_STRING(s))
+#define __Pyx_PyBytes_AsString(s)     ((const char*) PyBytes_AS_STRING(s))
+#define __Pyx_PyBytes_AsSString(s)    ((const signed char*) PyBytes_AS_STRING(s))
+#define __Pyx_PyBytes_AsUString(s)    ((const unsigned char*) PyBytes_AS_STRING(s))
+#define __Pyx_PyObject_AsWritableString(s)    ((char*)(__pyx_uintptr_t) __Pyx_PyObject_AsString(s))
+#define __Pyx_PyObject_AsWritableSString(s)    ((signed char*)(__pyx_uintptr_t) __Pyx_PyObject_AsString(s))
+#define __Pyx_PyObject_AsWritableUString(s)    ((unsigned char*)(__pyx_uintptr_t) __Pyx_PyObject_AsString(s))
+#define __Pyx_PyObject_AsSString(s)    ((const signed char*) __Pyx_PyObject_AsString(s))
+#define __Pyx_PyObject_AsUString(s)    ((const unsigned char*) __Pyx_PyObject_AsString(s))
+#define __Pyx_PyObject_FromCString(s)  __Pyx_PyObject_FromString((const char*)s)
+#define __Pyx_PyBytes_FromCString(s)   __Pyx_PyBytes_FromString((const char*)s)
+#define __Pyx_PyByteArray_FromCString(s)   __Pyx_PyByteArray_FromString((const char*)s)
+#define __Pyx_PyStr_FromCString(s)     __Pyx_PyStr_FromString((const char*)s)
+#define __Pyx_PyUnicode_FromCString(s) __Pyx_PyUnicode_FromString((const char*)s)
+#define __Pyx_PyUnicode_FromOrdinal(o)       PyUnicode_FromOrdinal((int)o)
+#define __Pyx_PyUnicode_AsUnicode            PyUnicode_AsUnicode
+#define __Pyx_NewRef(obj) (Py_INCREF(obj), obj)
+#define __Pyx_Owned_Py_None(b) __Pyx_NewRef(Py_None)
+static CYTHON_INLINE PyObject * __Pyx_PyBool_FromLong(long b);
+static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*);
+static CYTHON_INLINE int __Pyx_PyObject_IsTrueAndDecref(PyObject*);
+static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x);
+#define __Pyx_PySequence_Tuple(obj)\
+    (likely(PyTuple_CheckExact(obj)) ? __Pyx_NewRef(obj) : PySequence_Tuple(obj))
+static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject*);
+static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t);
+static CYTHON_INLINE Py_hash_t __Pyx_PyIndex_AsHash_t(PyObject*);
+#if CYTHON_ASSUME_SAFE_MACROS
+#define __pyx_PyFloat_AsDouble(x) (PyFloat_CheckExact(x) ? PyFloat_AS_DOUBLE(x) : PyFloat_AsDouble(x))
+#else
+#define __pyx_PyFloat_AsDouble(x) PyFloat_AsDouble(x)
+#endif
+#define __pyx_PyFloat_AsFloat(x) ((float) __pyx_PyFloat_AsDouble(x))
+#if PY_MAJOR_VERSION >= 3
+#define __Pyx_PyNumber_Int(x) (PyLong_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Long(x))
+#else
+#define __Pyx_PyNumber_Int(x) (PyInt_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Int(x))
+#endif
+#if CYTHON_USE_PYLONG_INTERNALS
+  #if PY_VERSION_HEX >= 0x030C00A7
+  #ifndef _PyLong_SIGN_MASK
+    #define _PyLong_SIGN_MASK 3
+  #endif
+  #ifndef _PyLong_NON_SIZE_BITS
+    #define _PyLong_NON_SIZE_BITS 3
+  #endif
+  #define __Pyx_PyLong_Sign(x)  (((PyLongObject*)x)->long_value.lv_tag & _PyLong_SIGN_MASK)
+  #define __Pyx_PyLong_IsNeg(x)  ((__Pyx_PyLong_Sign(x) & 2) != 0)
+  #define __Pyx_PyLong_IsNonNeg(x)  (!__Pyx_PyLong_IsNeg(x))
+  #define __Pyx_PyLong_IsZero(x)  (__Pyx_PyLong_Sign(x) & 1)
+  #define __Pyx_PyLong_IsPos(x)  (__Pyx_PyLong_Sign(x) == 0)
+  #define __Pyx_PyLong_CompactValueUnsigned(x)  (__Pyx_PyLong_Digits(x)[0])
+  #define __Pyx_PyLong_DigitCount(x)  ((Py_ssize_t) (((PyLongObject*)x)->long_value.lv_tag >> _PyLong_NON_SIZE_BITS))
+  #define __Pyx_PyLong_SignedDigitCount(x)\
+        ((1 - (Py_ssize_t) __Pyx_PyLong_Sign(x)) * __Pyx_PyLong_DigitCount(x))
+  #if defined(PyUnstable_Long_IsCompact) && defined(PyUnstable_Long_CompactValue)
+    #define __Pyx_PyLong_IsCompact(x)     PyUnstable_Long_IsCompact((PyLongObject*) x)
+    #define __Pyx_PyLong_CompactValue(x)  PyUnstable_Long_CompactValue((PyLongObject*) x)
+  #else
+    #define __Pyx_PyLong_IsCompact(x)     (((PyLongObject*)x)->long_value.lv_tag < (2 << _PyLong_NON_SIZE_BITS))
+    #define __Pyx_PyLong_CompactValue(x)  ((1 - (Py_ssize_t) __Pyx_PyLong_Sign(x)) * (Py_ssize_t) __Pyx_PyLong_Digits(x)[0])
+  #endif
+  typedef Py_ssize_t  __Pyx_compact_pylong;
+  typedef size_t  __Pyx_compact_upylong;
+  #else
+  #define __Pyx_PyLong_IsNeg(x)  (Py_SIZE(x) < 0)
+  #define __Pyx_PyLong_IsNonNeg(x)  (Py_SIZE(x) >= 0)
+  #define __Pyx_PyLong_IsZero(x)  (Py_SIZE(x) == 0)
+  #define __Pyx_PyLong_IsPos(x)  (Py_SIZE(x) > 0)
+  #define __Pyx_PyLong_CompactValueUnsigned(x)  ((Py_SIZE(x) == 0) ? 0 : __Pyx_PyLong_Digits(x)[0])
+  #define __Pyx_PyLong_DigitCount(x)  __Pyx_sst_abs(Py_SIZE(x))
+  #define __Pyx_PyLong_SignedDigitCount(x)  Py_SIZE(x)
+  #define __Pyx_PyLong_IsCompact(x)  (Py_SIZE(x) == 0 || Py_SIZE(x) == 1 || Py_SIZE(x) == -1)
+  #define __Pyx_PyLong_CompactValue(x)\
+        ((Py_SIZE(x) == 0) ? (sdigit) 0 : ((Py_SIZE(x) < 0) ? -(sdigit)__Pyx_PyLong_Digits(x)[0] : (sdigit)__Pyx_PyLong_Digits(x)[0]))
+  typedef sdigit  __Pyx_compact_pylong;
+  typedef digit  __Pyx_compact_upylong;
+  #endif
+  #if PY_VERSION_HEX >= 0x030C00A5
+  #define __Pyx_PyLong_Digits(x)  (((PyLongObject*)x)->long_value.ob_digit)
+  #else
+  #define __Pyx_PyLong_Digits(x)  (((PyLongObject*)x)->ob_digit)
+  #endif
+#endif
+#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
+#include <string.h>
+static int __Pyx_sys_getdefaultencoding_not_ascii;
+static int __Pyx_init_sys_getdefaultencoding_params(void) {
+    PyObject* sys;
+    PyObject* default_encoding = NULL;
+    PyObject* ascii_chars_u = NULL;
+    PyObject* ascii_chars_b = NULL;
+    const char* default_encoding_c;
+    sys = PyImport_ImportModule("sys");
+    if (!sys) goto bad;
+    default_encoding = PyObject_CallMethod(sys, (char*) "getdefaultencoding", NULL);
+    Py_DECREF(sys);
+    if (!default_encoding) goto bad;
+    default_encoding_c = PyBytes_AsString(default_encoding);
+    if (!default_encoding_c) goto bad;
+    if (strcmp(default_encoding_c, "ascii") == 0) {
+        __Pyx_sys_getdefaultencoding_not_ascii = 0;
+    } else {
+        char ascii_chars[128];
+        int c;
+        for (c = 0; c < 128; c++) {
+            ascii_chars[c] = (char) c;
+        }
+        __Pyx_sys_getdefaultencoding_not_ascii = 1;
+        ascii_chars_u = PyUnicode_DecodeASCII(ascii_chars, 128, NULL);
+        if (!ascii_chars_u) goto bad;
+        ascii_chars_b = PyUnicode_AsEncodedString(ascii_chars_u, default_encoding_c, NULL);
+        if (!ascii_chars_b || !PyBytes_Check(ascii_chars_b) || memcmp(ascii_chars, PyBytes_AS_STRING(ascii_chars_b), 128) != 0) {
+            PyErr_Format(
+                PyExc_ValueError,
+                "This module compiled with c_string_encoding=ascii, but default encoding '%.200s' is not a superset of ascii.",
+                default_encoding_c);
+            goto bad;
+        }
+        Py_DECREF(ascii_chars_u);
+        Py_DECREF(ascii_chars_b);
+    }
+    Py_DECREF(default_encoding);
+    return 0;
+bad:
+    Py_XDECREF(default_encoding);
+    Py_XDECREF(ascii_chars_u);
+    Py_XDECREF(ascii_chars_b);
+    return -1;
+}
+#endif
+#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT && PY_MAJOR_VERSION >= 3
+#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_DecodeUTF8(c_str, size, NULL)
+#else
+#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_Decode(c_str, size, __PYX_DEFAULT_STRING_ENCODING, NULL)
+#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
+#include <string.h>
+static char* __PYX_DEFAULT_STRING_ENCODING;
+static int __Pyx_init_sys_getdefaultencoding_params(void) {
+    PyObject* sys;
+    PyObject* default_encoding = NULL;
+    char* default_encoding_c;
+    sys = PyImport_ImportModule("sys");
+    if (!sys) goto bad;
+    default_encoding = PyObject_CallMethod(sys, (char*) (const char*) "getdefaultencoding", NULL);
+    Py_DECREF(sys);
+    if (!default_encoding) goto bad;
+    default_encoding_c = PyBytes_AsString(default_encoding);
+    if (!default_encoding_c) goto bad;
+    __PYX_DEFAULT_STRING_ENCODING = (char*) malloc(strlen(default_encoding_c) + 1);
+    if (!__PYX_DEFAULT_STRING_ENCODING) goto bad;
+    strcpy(__PYX_DEFAULT_STRING_ENCODING, default_encoding_c);
+    Py_DECREF(default_encoding);
+    return 0;
+bad:
+    Py_XDECREF(default_encoding);
+    return -1;
+}
+#endif
+#endif
+
+
+/* Test for GCC > 2.95 */
+#if defined(__GNUC__)     && (__GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95)))
+  #define likely(x)   __builtin_expect(!!(x), 1)
+  #define unlikely(x) __builtin_expect(!!(x), 0)
+#else /* !__GNUC__ or GCC < 2.95 */
+  #define likely(x)   (x)
+  #define unlikely(x) (x)
+#endif /* __GNUC__ */
+static CYTHON_INLINE void __Pyx_pretend_to_initialize(void* ptr) { (void)ptr; }
+
+#if !CYTHON_USE_MODULE_STATE
+static PyObject *__pyx_m = NULL;
+#endif
+static int __pyx_lineno;
+static int __pyx_clineno = 0;
+static const char * __pyx_cfilenm = __FILE__;
+static const char *__pyx_filename;
+
+/* #### Code section: filename_table ### */
+
+static const char *__pyx_f[] = {
+  "<stringsource>",
+  "contextvars.pxd",
+  "array.pxd",
+  "pysam/libcsamfile.pyx",
+  "type.pxd",
+  "bool.pxd",
+  "complex.pxd",
+  "pysam/libchtslib.pxd",
+  "pysam/libcfaidx.pxd",
+  "pysam/libcalignedsegment.pxd",
+  "pysam/libcalignmentfile.pxd",
+};
+/* #### Code section: utility_code_proto_before_types ### */
+/* ForceInitThreads.proto */
+#ifndef __PYX_FORCE_INIT_THREADS
+  #define __PYX_FORCE_INIT_THREADS 0
+#endif
+
+/* #### Code section: numeric_typedefs ### */
+/* #### Code section: complex_type_declarations ### */
+/* #### Code section: type_declarations ### */
+
+/*--- Type declarations ---*/
+#ifndef _ARRAYARRAY_H
+struct arrayobject;
+typedef struct arrayobject arrayobject;
+#endif
+struct __pyx_obj_5pysam_10libchtslib_HTSFile;
+struct __pyx_obj_5pysam_9libcfaidx_FastaFile;
+struct __pyx_obj_5pysam_9libcfaidx_FastqProxy;
+struct __pyx_obj_5pysam_9libcfaidx_FastxRecord;
+struct __pyx_obj_5pysam_9libcfaidx_FastxFile;
+struct __pyx_obj_5pysam_9libcfaidx_FastqFile;
+struct __pyx_obj_5pysam_9libcfaidx_Fastafile;
+struct __pyx_obj_5pysam_18libcalignedsegment_AlignedSegment;
+struct __pyx_obj_5pysam_18libcalignedsegment_PileupColumn;
+struct __pyx_obj_5pysam_18libcalignedsegment_PileupRead;
+struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentHeader;
+struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentFile;
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRow;
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowRegion;
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowHead;
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowAll;
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowAllRefs;
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowSelection;
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumn;
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumnRegion;
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumnAllRefs;
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumnAll;
+struct __pyx_obj_5pysam_17libcalignmentfile_IndexedReads;
+struct __pyx_obj_5pysam_11libcsamfile_AlignedRead;
+struct __pyx_obj_5pysam_11libcsamfile_Samfile;
+struct __pyx_opt_args_7cpython_11contextvars_get_value;
+struct __pyx_opt_args_7cpython_11contextvars_get_value_no_default;
+
+/* "cpython/contextvars.pxd":112
+ * 
+ * 
+ * cdef inline object get_value(var, default_value=None):             # <<<<<<<<<<<<<<
+ *     """Return a new reference to the value of the context variable,
+ *     or the default value of the context variable,
+ */
+struct __pyx_opt_args_7cpython_11contextvars_get_value {
+  int __pyx_n;
+  PyObject *default_value;
+};
+
+/* "cpython/contextvars.pxd":129
+ * 
+ * 
+ * cdef inline object get_value_no_default(var, default_value=None):             # <<<<<<<<<<<<<<
+ *     """Return a new reference to the value of the context variable,
+ *     or the provided default value if no such value was found.
+ */
+struct __pyx_opt_args_7cpython_11contextvars_get_value_no_default {
+  int __pyx_n;
+  PyObject *default_value;
+};
+struct __pyx_opt_args_5pysam_9libcfaidx_10FastqProxy_get_quality_array;
+struct __pyx_opt_args_5pysam_9libcfaidx_11FastxRecord_get_quality_array;
+
+/* "pysam/libcfaidx.pxd":50
+ *     cdef cython.str to_string(self)
+ *     cdef cython.str tostring(self)
+ *     cpdef array.array get_quality_array(self, int offset=*)             # <<<<<<<<<<<<<<
+ * 
+ * 
+ */
+struct __pyx_opt_args_5pysam_9libcfaidx_10FastqProxy_get_quality_array {
+  int __pyx_n;
+  int offset;
+};
+
+/* "pysam/libcfaidx.pxd":60
+ *     cdef cython.str to_string(self)
+ *     cdef cython.str tostring(self)
+ *     cpdef array.array get_quality_array(self, int offset=*)             # <<<<<<<<<<<<<<
+ * 
+ * cdef class FastxFile:
+ */
+struct __pyx_opt_args_5pysam_9libcfaidx_11FastxRecord_get_quality_array {
+  int __pyx_n;
+  int offset;
+};
+struct __pyx_opt_args_5pysam_18libcalignedsegment_14AlignedSegment_set_tag;
+struct __pyx_opt_args_5pysam_18libcalignedsegment_14AlignedSegment_get_tag;
+struct __pyx_opt_args_5pysam_18libcalignedsegment_14AlignedSegment_tostring;
+
+/* "pysam/libcalignedsegment.pxd":31
+ * 
+ * from pysam.libcalignmentfile cimport AlignmentFile, AlignmentHeader
+ * ctypedef AlignmentFile AlignmentFile_t             # <<<<<<<<<<<<<<
+ * 
+ * 
+ */
+typedef struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentFile *__pyx_t_5pysam_18libcalignedsegment_AlignmentFile_t;
+
+/* "pysam/libcalignedsegment.pxd":51
+ *     # add an alignment tag with value to the AlignedSegment
+ *     # an existing tag of the same name will be replaced.
+ *     cpdef set_tag(self, tag, value, value_type=?, replace=?)             # <<<<<<<<<<<<<<
+ * 
+ *     # get an alignment tag from the AlignedSegment
+ */
+struct __pyx_opt_args_5pysam_18libcalignedsegment_14AlignedSegment_set_tag {
+  int __pyx_n;
+  PyObject *value_type;
+  PyObject *replace;
+};
+
+/* "pysam/libcalignedsegment.pxd":54
+ * 
+ *     # get an alignment tag from the AlignedSegment
+ *     cpdef get_tag(self, tag, with_value_type=?)             # <<<<<<<<<<<<<<
+ * 
+ *     # return true if tag exists
+ */
+struct __pyx_opt_args_5pysam_18libcalignedsegment_14AlignedSegment_get_tag {
+  int __pyx_n;
+  PyObject *with_value_type;
+};
+
+/* "pysam/libcalignedsegment.pxd":63
+ * 
+ *     # returns a valid sam alignment string (deprecated)
+ *     cpdef tostring(self, htsfile=*)             # <<<<<<<<<<<<<<
+ * 
+ * 
+ */
+struct __pyx_opt_args_5pysam_18libcalignedsegment_14AlignedSegment_tostring {
+  int __pyx_n;
+  PyObject *htsfile;
+};
+struct __pyx_t_5pysam_17libcalignmentfile___iterdata;
+typedef struct __pyx_t_5pysam_17libcalignmentfile___iterdata __pyx_t_5pysam_17libcalignmentfile___iterdata;
+struct __pyx_opt_args_5pysam_17libcalignmentfile_14IteratorColumn__setup_iterator;
+
+/* "pysam/libcalignmentfile.pxd":25
+ * # Utility types
+ * 
+ * ctypedef struct __iterdata:             # <<<<<<<<<<<<<<
+ *     htsFile * htsfile
+ *     bam_hdr_t * header
+ */
+struct __pyx_t_5pysam_17libcalignmentfile___iterdata {
+  htsFile *htsfile;
+  bam_hdr_t *header;
+  hts_itr_t *iter;
+  faidx_t *fastafile;
+  int tid;
+  char *seq;
+  int seq_len;
+  int min_mapping_quality;
+  int flag_require;
+  int flag_filter;
+  int compute_baq;
+  int redo_baq;
+  int ignore_orphans;
+  int adjust_capq_threshold;
+};
+
+/* "pysam/libcalignmentfile.pxd":121
+ *     cdef int cnext(self)
+ *     cdef char * get_sequence(self)
+ *     cdef _setup_iterator(self,             # <<<<<<<<<<<<<<
+ *                          int tid,
+ *                          int start,
+ */
+struct __pyx_opt_args_5pysam_17libcalignmentfile_14IteratorColumn__setup_iterator {
+  int __pyx_n;
+  int multiple_iterators;
+};
+
+/* "pysam/libchtslib.pxd":2706
+ * 
+ * 
+ * cdef class HTSFile(object):             # <<<<<<<<<<<<<<
+ *     cdef          htsFile *htsfile       # pointer to htsFile structure
+ *     cdef          int64_t start_offset   # BGZF offset of first record
+ */
+struct __pyx_obj_5pysam_10libchtslib_HTSFile {
+  PyObject_HEAD
+  struct __pyx_vtabstruct_5pysam_10libchtslib_HTSFile *__pyx_vtab;
+  htsFile *htsfile;
+  int64_t start_offset;
+  PyObject *filename;
+  PyObject *mode;
+  PyObject *threads;
+  PyObject *index_filename;
+  int is_stream;
+  int is_remote;
+  int duplicate_filehandle;
+};
+
+
+/* "pysam/libcfaidx.pxd":38
+ *                     int * dret)
+ * 
+ * cdef class FastaFile:             # <<<<<<<<<<<<<<
+ *     cdef bint is_remote
+ *     cdef object _filename, _references, _lengths, reference2length
+ */
+struct __pyx_obj_5pysam_9libcfaidx_FastaFile {
+  PyObject_HEAD
+  struct __pyx_vtabstruct_5pysam_9libcfaidx_FastaFile *__pyx_vtab;
+  int is_remote;
+  PyObject *_filename;
+  PyObject *_references;
+  PyObject *_lengths;
+  PyObject *reference2length;
+  faidx_t *fastafile;
+};
+
+
+/* "pysam/libcfaidx.pxd":46
+ * 
+ * 
+ * cdef class FastqProxy:             # <<<<<<<<<<<<<<
+ *     cdef kseq_t * _delegate
+ *     cdef cython.str to_string(self)
+ */
+struct __pyx_obj_5pysam_9libcfaidx_FastqProxy {
+  PyObject_HEAD
+  struct __pyx_vtabstruct_5pysam_9libcfaidx_FastqProxy *__pyx_vtab;
+  kseq_t *_delegate;
+};
+
+
+/* "pysam/libcfaidx.pxd":53
+ * 
+ * 
+ * cdef class FastxRecord:             # <<<<<<<<<<<<<<
+ *     """
+ *     Python container for pysam.libcfaidx.FastqProxy with persistence.
+ */
+struct __pyx_obj_5pysam_9libcfaidx_FastxRecord {
+  PyObject_HEAD
+  struct __pyx_vtabstruct_5pysam_9libcfaidx_FastxRecord *__pyx_vtab;
+  PyObject *comment;
+  PyObject *quality;
+  PyObject *sequence;
+  PyObject *name;
+};
+
+
+/* "pysam/libcfaidx.pxd":62
+ *     cpdef array.array get_quality_array(self, int offset=*)
+ * 
+ * cdef class FastxFile:             # <<<<<<<<<<<<<<
+ *     cdef object _filename
+ *     cdef BGZF * fastqfile
+ */
+struct __pyx_obj_5pysam_9libcfaidx_FastxFile {
+  PyObject_HEAD
+  struct __pyx_vtabstruct_5pysam_9libcfaidx_FastxFile *__pyx_vtab;
+  PyObject *_filename;
+  BGZF *fastqfile;
+  kseq_t *entry;
+  int persist;
+  int is_remote;
+};
+
+
+/* "pysam/libcfaidx.pxd":74
+ * 
+ * # Compatibility Layer for pysam 0.8.1
+ * cdef class FastqFile(FastxFile):             # <<<<<<<<<<<<<<
+ *     pass
+ * 
+ */
+struct __pyx_obj_5pysam_9libcfaidx_FastqFile {
+  struct __pyx_obj_5pysam_9libcfaidx_FastxFile __pyx_base;
+};
+
+
+/* "pysam/libcfaidx.pxd":79
+ * 
+ * # Compatibility Layer for pysam < 0.8
+ * cdef class Fastafile(FastaFile):             # <<<<<<<<<<<<<<
+ *     pass
+ * 
+ */
+struct __pyx_obj_5pysam_9libcfaidx_Fastafile {
+  struct __pyx_obj_5pysam_9libcfaidx_FastaFile __pyx_base;
+};
+
+
+/* "pysam/libcalignedsegment.pxd":35
+ * 
+ * # Note: need to declare all C fields and methods here
+ * cdef class AlignedSegment:             # <<<<<<<<<<<<<<
+ * 
+ *     # object that this AlignedSegment represents
+ */
+struct __pyx_obj_5pysam_18libcalignedsegment_AlignedSegment {
+  PyObject_HEAD
+  struct __pyx_vtabstruct_5pysam_18libcalignedsegment_AlignedSegment *__pyx_vtab;
+  bam1_t *_delegate;
+  struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentHeader *header;
+  PyObject *cache_query_qualities;
+  PyObject *cache_query_alignment_qualities;
+  PyObject *cache_query_sequence;
+  PyObject *cache_query_alignment_sequence;
+};
+
+
+/* "pysam/libcalignedsegment.pxd":66
+ * 
+ * 
+ * cdef class PileupColumn:             # <<<<<<<<<<<<<<
+ *     cdef const bam_pileup1_t ** plp
+ *     cdef int tid
+ */
+struct __pyx_obj_5pysam_18libcalignedsegment_PileupColumn {
+  PyObject_HEAD
+  bam_pileup1_t const **plp;
+  int tid;
+  int pos;
+  int n_pu;
+  struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentHeader *header;
+  uint32_t min_base_quality;
+  kstring_t buf;
+  char *reference_sequence;
+};
+
+
+/* "pysam/libcalignedsegment.pxd":76
+ *     cdef char * reference_sequence
+ * 
+ * cdef class PileupRead:             # <<<<<<<<<<<<<<
+ *     cdef int32_t  _qpos
+ *     cdef AlignedSegment _alignment
+ */
+struct __pyx_obj_5pysam_18libcalignedsegment_PileupRead {
+  PyObject_HEAD
+  int32_t _qpos;
+  struct __pyx_obj_5pysam_18libcalignedsegment_AlignedSegment *_alignment;
+  int _indel;
+  int _level;
+  uint32_t _is_del;
+  uint32_t _is_head;
+  uint32_t _is_tail;
+  uint32_t _is_refskip;
+};
+
+
+/* "pysam/libcalignmentfile.pxd":42
+ * 
+ * 
+ * cdef class AlignmentHeader(object):             # <<<<<<<<<<<<<<
+ *     cdef bam_hdr_t *ptr
+ * 
+ */
+struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentHeader {
+  PyObject_HEAD
+  bam_hdr_t *ptr;
+};
+
+
+/* "pysam/libcalignmentfile.pxd":45
+ *     cdef bam_hdr_t *ptr
+ * 
+ * cdef class AlignmentFile(HTSFile):             # <<<<<<<<<<<<<<
+ *     cdef readonly object reference_filename
+ *     cdef readonly AlignmentHeader header
+ */
+struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentFile {
+  struct __pyx_obj_5pysam_10libchtslib_HTSFile __pyx_base;
+  PyObject *reference_filename;
+  struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentHeader *header;
+  hts_idx_t *index;
+  bam1_t *b;
+};
+
+
+/* "pysam/libcalignmentfile.pxd":62
+ * 
+ * 
+ * cdef class IteratorRow:             # <<<<<<<<<<<<<<
+ *     cdef int retval
+ *     cdef bam1_t * b
+ */
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRow {
+  PyObject_HEAD
+  int retval;
+  bam1_t *b;
+  struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentFile *samfile;
+  htsFile *htsfile;
+  hts_idx_t *index;
+  struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentHeader *header;
+  int owns_samfile;
+};
+
+
+/* "pysam/libcalignmentfile.pxd":72
+ * 
+ * 
+ * cdef class IteratorRowRegion(IteratorRow):             # <<<<<<<<<<<<<<
+ *     cdef hts_itr_t * iter
+ *     cdef bam1_t * getCurrent(self)
+ */
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowRegion {
+  struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRow __pyx_base;
+  struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorRowRegion *__pyx_vtab;
+  hts_itr_t *iter;
+};
+
+
+/* "pysam/libcalignmentfile.pxd":78
+ * 
+ * 
+ * cdef class IteratorRowHead(IteratorRow):             # <<<<<<<<<<<<<<
+ *     cdef int max_rows
+ *     cdef int current_row
+ */
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowHead {
+  struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRow __pyx_base;
+  struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorRowHead *__pyx_vtab;
+  int max_rows;
+  int current_row;
+};
+
+
+/* "pysam/libcalignmentfile.pxd":85
+ * 
+ * 
+ * cdef class IteratorRowAll(IteratorRow):             # <<<<<<<<<<<<<<
+ *     cdef bam1_t * getCurrent(self)
+ *     cdef int cnext(self)
+ */
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowAll {
+  struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRow __pyx_base;
+  struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorRowAll *__pyx_vtab;
+};
+
+
+/* "pysam/libcalignmentfile.pxd":90
+ * 
+ * 
+ * cdef class IteratorRowAllRefs(IteratorRow):             # <<<<<<<<<<<<<<
+ *     cdef int         tid
+ *     cdef IteratorRowRegion rowiter
+ */
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowAllRefs {
+  struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRow __pyx_base;
+  int tid;
+  struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowRegion *rowiter;
+};
+
+
+/* "pysam/libcalignmentfile.pxd":95
+ * 
+ * 
+ * cdef class IteratorRowSelection(IteratorRow):             # <<<<<<<<<<<<<<
+ *     cdef int current_pos
+ *     cdef positions
+ */
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowSelection {
+  struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRow __pyx_base;
+  struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorRowSelection *__pyx_vtab;
+  int current_pos;
+  PyObject *positions;
+};
+
+
+/* "pysam/libcalignmentfile.pxd":102
+ * 
+ * 
+ * cdef class IteratorColumn:             # <<<<<<<<<<<<<<
+ * 
+ *     # result of the last plbuf_push
+ */
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumn {
+  PyObject_HEAD
+  struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorColumn *__pyx_vtab;
+  struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowRegion *iter;
+  int tid;
+  int pos;
+  int n_plp;
+  uint32_t min_base_quality;
+  bam_pileup1_t const *plp;
+  bam_mplp_t pileup_iter;
+  __pyx_t_5pysam_17libcalignmentfile___iterdata iterdata;
+  struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentFile *samfile;
+  struct __pyx_obj_5pysam_9libcfaidx_FastaFile *fastafile;
+  PyObject *stepper;
+  int max_depth;
+  int ignore_overlaps;
+};
+
+
+/* "pysam/libcalignmentfile.pxd":134
+ * 
+ * 
+ * cdef class IteratorColumnRegion(IteratorColumn):             # <<<<<<<<<<<<<<
+ *     cdef int start
+ *     cdef int stop
+ */
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumnRegion {
+  struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumn __pyx_base;
+  int start;
+  int stop;
+  int truncate;
+};
+
+
+/* "pysam/libcalignmentfile.pxd":140
+ * 
+ * 
+ * cdef class IteratorColumnAllRefs(IteratorColumn):             # <<<<<<<<<<<<<<
+ *     pass
+ * 
+ */
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumnAllRefs {
+  struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumn __pyx_base;
+};
+
+
+/* "pysam/libcalignmentfile.pxd":144
+ * 
+ * 
+ * cdef class IteratorColumnAll(IteratorColumn):             # <<<<<<<<<<<<<<
+ *     pass
+ * 
+ */
+struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumnAll {
+  struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumn __pyx_base;
+};
+
+
+/* "pysam/libcalignmentfile.pxd":148
+ * 
+ * 
+ * cdef class IndexedReads:             # <<<<<<<<<<<<<<
+ *     cdef AlignmentFile samfile
+ *     cdef htsFile * htsfile
+ */
+struct __pyx_obj_5pysam_17libcalignmentfile_IndexedReads {
+  PyObject_HEAD
+  struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentFile *samfile;
+  htsFile *htsfile;
+  PyObject *index;
+  int owns_samfile;
+  struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentHeader *header;
+};
+
+
+/* "pysam/libcsamfile.pxd":10
+ * from pysam.libchtslib cimport *
+ * 
+ * cdef class AlignedRead(AlignedSegment):             # <<<<<<<<<<<<<<
+ *     pass
+ * 
+ */
+struct __pyx_obj_5pysam_11libcsamfile_AlignedRead {
+  struct __pyx_obj_5pysam_18libcalignedsegment_AlignedSegment __pyx_base;
+};
+
+
+/* "pysam/libcsamfile.pxd":13
+ *     pass
+ * 
+ * cdef class Samfile(AlignmentFile):             # <<<<<<<<<<<<<<
+ *     pass
+ * 
+ */
+struct __pyx_obj_5pysam_11libcsamfile_Samfile {
+  struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentFile __pyx_base;
+};
+
+
+
+/* "pysam/libchtslib.pxd":2706
+ * 
+ * 
+ * cdef class HTSFile(object):             # <<<<<<<<<<<<<<
+ *     cdef          htsFile *htsfile       # pointer to htsFile structure
+ *     cdef          int64_t start_offset   # BGZF offset of first record
+ */
+
+struct __pyx_vtabstruct_5pysam_10libchtslib_HTSFile {
+  htsFile *(*_open_htsfile)(struct __pyx_obj_5pysam_10libchtslib_HTSFile *);
+};
+static struct __pyx_vtabstruct_5pysam_10libchtslib_HTSFile *__pyx_vtabptr_5pysam_10libchtslib_HTSFile;
+
+
+/* "pysam/libcfaidx.pxd":38
+ *                     int * dret)
+ * 
+ * cdef class FastaFile:             # <<<<<<<<<<<<<<
+ *     cdef bint is_remote
+ *     cdef object _filename, _references, _lengths, reference2length
+ */
+
+struct __pyx_vtabstruct_5pysam_9libcfaidx_FastaFile {
+  char *(*_fetch)(struct __pyx_obj_5pysam_9libcfaidx_FastaFile *, char *, int, int, int *);
+};
+static struct __pyx_vtabstruct_5pysam_9libcfaidx_FastaFile *__pyx_vtabptr_5pysam_9libcfaidx_FastaFile;
+
+
+/* "pysam/libcfaidx.pxd":46
+ * 
+ * 
+ * cdef class FastqProxy:             # <<<<<<<<<<<<<<
+ *     cdef kseq_t * _delegate
+ *     cdef cython.str to_string(self)
+ */
+
+struct __pyx_vtabstruct_5pysam_9libcfaidx_FastqProxy {
+  PyObject *(*to_string)(struct __pyx_obj_5pysam_9libcfaidx_FastqProxy *);
+  PyObject *(*tostring)(struct __pyx_obj_5pysam_9libcfaidx_FastqProxy *);
+  arrayobject *(*get_quality_array)(struct __pyx_obj_5pysam_9libcfaidx_FastqProxy *, int __pyx_skip_dispatch, struct __pyx_opt_args_5pysam_9libcfaidx_10FastqProxy_get_quality_array *__pyx_optional_args);
+};
+static struct __pyx_vtabstruct_5pysam_9libcfaidx_FastqProxy *__pyx_vtabptr_5pysam_9libcfaidx_FastqProxy;
+
+
+/* "pysam/libcfaidx.pxd":53
+ * 
+ * 
+ * cdef class FastxRecord:             # <<<<<<<<<<<<<<
+ *     """
+ *     Python container for pysam.libcfaidx.FastqProxy with persistence.
+ */
+
+struct __pyx_vtabstruct_5pysam_9libcfaidx_FastxRecord {
+  PyObject *(*to_string)(struct __pyx_obj_5pysam_9libcfaidx_FastxRecord *);
+  PyObject *(*tostring)(struct __pyx_obj_5pysam_9libcfaidx_FastxRecord *);
+  arrayobject *(*get_quality_array)(struct __pyx_obj_5pysam_9libcfaidx_FastxRecord *, int __pyx_skip_dispatch, struct __pyx_opt_args_5pysam_9libcfaidx_11FastxRecord_get_quality_array *__pyx_optional_args);
+};
+static struct __pyx_vtabstruct_5pysam_9libcfaidx_FastxRecord *__pyx_vtabptr_5pysam_9libcfaidx_FastxRecord;
+
+
+/* "pysam/libcfaidx.pxd":62
+ *     cpdef array.array get_quality_array(self, int offset=*)
+ * 
+ * cdef class FastxFile:             # <<<<<<<<<<<<<<
+ *     cdef object _filename
+ *     cdef BGZF * fastqfile
+ */
+
+struct __pyx_vtabstruct_5pysam_9libcfaidx_FastxFile {
+  kseq_t *(*getCurrent)(struct __pyx_obj_5pysam_9libcfaidx_FastxFile *);
+  int (*cnext)(struct __pyx_obj_5pysam_9libcfaidx_FastxFile *);
+};
+static struct __pyx_vtabstruct_5pysam_9libcfaidx_FastxFile *__pyx_vtabptr_5pysam_9libcfaidx_FastxFile;
+
+
+/* "pysam/libcfaidx.pxd":74
+ * 
+ * # Compatibility Layer for pysam 0.8.1
+ * cdef class FastqFile(FastxFile):             # <<<<<<<<<<<<<<
+ *     pass
+ * 
+ */
+
+struct __pyx_vtabstruct_5pysam_9libcfaidx_FastqFile {
+  struct __pyx_vtabstruct_5pysam_9libcfaidx_FastxFile __pyx_base;
+};
+static struct __pyx_vtabstruct_5pysam_9libcfaidx_FastqFile *__pyx_vtabptr_5pysam_9libcfaidx_FastqFile;
+
+
+/* "pysam/libcfaidx.pxd":79
+ * 
+ * # Compatibility Layer for pysam < 0.8
+ * cdef class Fastafile(FastaFile):             # <<<<<<<<<<<<<<
+ *     pass
+ * 
+ */
+
+struct __pyx_vtabstruct_5pysam_9libcfaidx_Fastafile {
+  struct __pyx_vtabstruct_5pysam_9libcfaidx_FastaFile __pyx_base;
+};
+static struct __pyx_vtabstruct_5pysam_9libcfaidx_Fastafile *__pyx_vtabptr_5pysam_9libcfaidx_Fastafile;
+
+
+/* "pysam/libcalignedsegment.pxd":35
+ * 
+ * # Note: need to declare all C fields and methods here
+ * cdef class AlignedSegment:             # <<<<<<<<<<<<<<
+ * 
+ *     # object that this AlignedSegment represents
+ */
+
+struct __pyx_vtabstruct_5pysam_18libcalignedsegment_AlignedSegment {
+  PyObject *(*set_tag)(struct __pyx_obj_5pysam_18libcalignedsegment_AlignedSegment *, PyObject *, PyObject *, int __pyx_skip_dispatch, struct __pyx_opt_args_5pysam_18libcalignedsegment_14AlignedSegment_set_tag *__pyx_optional_args);
+  PyObject *(*get_tag)(struct __pyx_obj_5pysam_18libcalignedsegment_AlignedSegment *, PyObject *, int __pyx_skip_dispatch, struct __pyx_opt_args_5pysam_18libcalignedsegment_14AlignedSegment_get_tag *__pyx_optional_args);
+  PyObject *(*has_tag)(struct __pyx_obj_5pysam_18libcalignedsegment_AlignedSegment *, PyObject *, int __pyx_skip_dispatch);
+  PyObject *(*to_string)(struct __pyx_obj_5pysam_18libcalignedsegment_AlignedSegment *, int __pyx_skip_dispatch);
+  PyObject *(*tostring)(struct __pyx_obj_5pysam_18libcalignedsegment_AlignedSegment *, int __pyx_skip_dispatch, struct __pyx_opt_args_5pysam_18libcalignedsegment_14AlignedSegment_tostring *__pyx_optional_args);
+};
+static struct __pyx_vtabstruct_5pysam_18libcalignedsegment_AlignedSegment *__pyx_vtabptr_5pysam_18libcalignedsegment_AlignedSegment;
+
+
+/* "pysam/libcalignmentfile.pxd":45
+ *     cdef bam_hdr_t *ptr
+ * 
+ * cdef class AlignmentFile(HTSFile):             # <<<<<<<<<<<<<<
+ *     cdef readonly object reference_filename
+ *     cdef readonly AlignmentHeader header
+ */
+
+struct __pyx_vtabstruct_5pysam_17libcalignmentfile_AlignmentFile {
+  struct __pyx_vtabstruct_5pysam_10libchtslib_HTSFile __pyx_base;
+  bam1_t *(*getCurrent)(struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentFile *);
+  int (*cnext)(struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentFile *);
+  int (*write)(struct __pyx_obj_5pysam_17libcalignmentfile_AlignmentFile *, struct __pyx_obj_5pysam_18libcalignedsegment_AlignedSegment *, int __pyx_skip_dispatch);
+};
+static struct __pyx_vtabstruct_5pysam_17libcalignmentfile_AlignmentFile *__pyx_vtabptr_5pysam_17libcalignmentfile_AlignmentFile;
+
+
+/* "pysam/libcalignmentfile.pxd":72
+ * 
+ * 
+ * cdef class IteratorRowRegion(IteratorRow):             # <<<<<<<<<<<<<<
+ *     cdef hts_itr_t * iter
+ *     cdef bam1_t * getCurrent(self)
+ */
+
+struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorRowRegion {
+  bam1_t *(*getCurrent)(struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowRegion *);
+  int (*cnext)(struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowRegion *);
+};
+static struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorRowRegion *__pyx_vtabptr_5pysam_17libcalignmentfile_IteratorRowRegion;
+
+
+/* "pysam/libcalignmentfile.pxd":78
+ * 
+ * 
+ * cdef class IteratorRowHead(IteratorRow):             # <<<<<<<<<<<<<<
+ *     cdef int max_rows
+ *     cdef int current_row
+ */
+
+struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorRowHead {
+  bam1_t *(*getCurrent)(struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowHead *);
+  int (*cnext)(struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowHead *);
+};
+static struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorRowHead *__pyx_vtabptr_5pysam_17libcalignmentfile_IteratorRowHead;
+
+
+/* "pysam/libcalignmentfile.pxd":85
+ * 
+ * 
+ * cdef class IteratorRowAll(IteratorRow):             # <<<<<<<<<<<<<<
+ *     cdef bam1_t * getCurrent(self)
+ *     cdef int cnext(self)
+ */
+
+struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorRowAll {
+  bam1_t *(*getCurrent)(struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowAll *);
+  int (*cnext)(struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowAll *);
+};
+static struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorRowAll *__pyx_vtabptr_5pysam_17libcalignmentfile_IteratorRowAll;
+
+
+/* "pysam/libcalignmentfile.pxd":95
+ * 
+ * 
+ * cdef class IteratorRowSelection(IteratorRow):             # <<<<<<<<<<<<<<
+ *     cdef int current_pos
+ *     cdef positions
+ */
+
+struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorRowSelection {
+  bam1_t *(*getCurrent)(struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowSelection *);
+  int (*cnext)(struct __pyx_obj_5pysam_17libcalignmentfile_IteratorRowSelection *);
+};
+static struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorRowSelection *__pyx_vtabptr_5pysam_17libcalignmentfile_IteratorRowSelection;
+
+
+/* "pysam/libcalignmentfile.pxd":102
+ * 
+ * 
+ * cdef class IteratorColumn:             # <<<<<<<<<<<<<<
+ * 
+ *     # result of the last plbuf_push
+ */
+
+struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorColumn {
+  int (*cnext)(struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumn *);
+  char *(*get_sequence)(struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumn *);
+  PyObject *(*_setup_iterator)(struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumn *, int, int, int, struct __pyx_opt_args_5pysam_17libcalignmentfile_14IteratorColumn__setup_iterator *__pyx_optional_args);
+  PyObject *(*_setup_raw_rest_iterator)(struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumn *);
+  PyObject *(*reset)(struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumn *, PyObject *, PyObject *, PyObject *);
+  PyObject *(*_free_pileup_iter)(struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumn *);
+  char *(*getSequence)(struct __pyx_obj_5pysam_17libcalignmentfile_IteratorColumn *);
+};
+static struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorColumn *__pyx_vtabptr_5pysam_17libcalignmentfile_IteratorColumn;
+
+
+/* "pysam/libcalignmentfile.pxd":134
+ * 
+ * 
+ * cdef class IteratorColumnRegion(IteratorColumn):             # <<<<<<<<<<<<<<
+ *     cdef int start
+ *     cdef int stop
+ */
+
+struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorColumnRegion {
+  struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorColumn __pyx_base;
+};
+static struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorColumnRegion *__pyx_vtabptr_5pysam_17libcalignmentfile_IteratorColumnRegion;
+
+
+/* "pysam/libcalignmentfile.pxd":140
+ * 
+ * 
+ * cdef class IteratorColumnAllRefs(IteratorColumn):             # <<<<<<<<<<<<<<
+ *     pass
+ * 
+ */
+
+struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorColumnAllRefs {
+  struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorColumn __pyx_base;
+};
+static struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorColumnAllRefs *__pyx_vtabptr_5pysam_17libcalignmentfile_IteratorColumnAllRefs;
+
+
+/* "pysam/libcalignmentfile.pxd":144
+ * 
+ * 
+ * cdef class IteratorColumnAll(IteratorColumn):             # <<<<<<<<<<<<<<
+ *     pass
+ * 
+ */
+
+struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorColumnAll {
+  struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorColumn __pyx_base;
+};
+static struct __pyx_vtabstruct_5pysam_17libcalignmentfile_IteratorColumnAll *__pyx_vtabptr_5pysam_17libcalignmentfile_IteratorColumnAll;
+
+
+/* "pysam/libcsamfile.pyx":31
+ * 
+ * 
+ * cdef class AlignedRead(AlignedSegment):             # <<<<<<<<<<<<<<
+ *     '''Deprecated alternative for :class:`~pysam.AlignedSegment`
+ * 
+ */
+
+struct __pyx_vtabstruct_5pysam_11libcsamfile_AlignedRead {
+  struct __pyx_vtabstruct_5pysam_18libcalignedsegment_AlignedSegment __pyx_base;
+};
+static struct __pyx_vtabstruct_5pysam_11libcsamfile_AlignedRead *__pyx_vtabptr_5pysam_11libcsamfile_AlignedRead;
+
+
+/* "pysam/libcsamfile.pyx":23
+ * 
+ * 
+ * cdef class Samfile(AlignmentFile):             # <<<<<<<<<<<<<<
+ *     '''Deprecated alternative for :class:`~pysam.AlignmentFile`
+ * 
+ */
+
+struct __pyx_vtabstruct_5pysam_11libcsamfile_Samfile {
+  struct __pyx_vtabstruct_5pysam_17libcalignmentfile_AlignmentFile __pyx_base;
+};
+static struct __pyx_vtabstruct_5pysam_11libcsamfile_Samfile *__pyx_vtabptr_5pysam_11libcsamfile_Samfile;
+/* #### Code section: utility_code_proto ### */
+
+/* --- Runtime support code (head) --- */
+/* Refnanny.proto */
+#ifndef CYTHON_REFNANNY
+  #define CYTHON_REFNANNY 0
+#endif
+#if CYTHON_REFNANNY
+  typedef struct {
+    void (*INCREF)(void*, PyObject*, Py_ssize_t);
+    void (*DECREF)(void*, PyObject*, Py_ssize_t);
+    void (*GOTREF)(void*, PyObject*, Py_ssize_t);
+    void (*GIVEREF)(void*, PyObject*, Py_ssize_t);
+    void* (*SetupContext)(const char*, Py_ssize_t, const char*);
+    void (*FinishContext)(void**);
+  } __Pyx_RefNannyAPIStruct;
+  static __Pyx_RefNannyAPIStruct *__Pyx_RefNanny = NULL;
+  static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname);
+  #define __Pyx_RefNannyDeclarations void *__pyx_refnanny = NULL;
+#ifdef WITH_THREAD
+  #define __Pyx_RefNannySetupContext(name, acquire_gil)\
+          if (acquire_gil) {\
+              PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure();\
+              __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), (__LINE__), (__FILE__));\
+              PyGILState_Release(__pyx_gilstate_save);\
+          } else {\
+              __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), (__LINE__), (__FILE__));\
+          }
+  #define __Pyx_RefNannyFinishContextNogil() {\
+              PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure();\
+              __Pyx_RefNannyFinishContext();\
+              PyGILState_Release(__pyx_gilstate_save);\
+          }
+#else
+  #define __Pyx_RefNannySetupContext(name, acquire_gil)\
+          __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), (__LINE__), (__FILE__))
+  #define __Pyx_RefNannyFinishContextNogil() __Pyx_RefNannyFinishContext()
+#endif
+  #define __Pyx_RefNannyFinishContextNogil() {\
+              PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure();\
+              __Pyx_RefNannyFinishContext();\
+              PyGILState_Release(__pyx_gilstate_save);\
+          }
+  #define __Pyx_RefNannyFinishContext()\
+          __Pyx_RefNanny->FinishContext(&__pyx_refnanny)
+  #define __Pyx_INCREF(r)  __Pyx_RefNanny->INCREF(__pyx_refnanny, (PyObject *)(r), (__LINE__))
+  #define __Pyx_DECREF(r)  __Pyx_RefNanny->DECREF(__pyx_refnanny, (PyObject *)(r), (__LINE__))
+  #define __Pyx_GOTREF(r)  __Pyx_RefNanny->GOTREF(__pyx_refnanny, (PyObject *)(r), (__LINE__))
+  #define __Pyx_GIVEREF(r) __Pyx_RefNanny->GIVEREF(__pyx_refnanny, (PyObject *)(r), (__LINE__))
+  #define __Pyx_XINCREF(r)  do { if((r) == NULL); else {__Pyx_INCREF(r); }} while(0)
+  #define __Pyx_XDECREF(r)  do { if((r) == NULL); else {__Pyx_DECREF(r); }} while(0)
+  #define __Pyx_XGOTREF(r)  do { if((r) == NULL); else {__Pyx_GOTREF(r); }} while(0)
+  #define __Pyx_XGIVEREF(r) do { if((r) == NULL); else {__Pyx_GIVEREF(r);}} while(0)
+#else
+  #define __Pyx_RefNannyDeclarations
+  #define __Pyx_RefNannySetupContext(name, acquire_gil)
+  #define __Pyx_RefNannyFinishContextNogil()
+  #define __Pyx_RefNannyFinishContext()
+  #define __Pyx_INCREF(r) Py_INCREF(r)
+  #define __Pyx_DECREF(r) Py_DECREF(r)
+  #define __Pyx_GOTREF(r)
+  #define __Pyx_GIVEREF(r)
+  #define __Pyx_XINCREF(r) Py_XINCREF(r)
+  #define __Pyx_XDECREF(r) Py_XDECREF(r)
+  #define __Pyx_XGOTREF(r)
+  #define __Pyx_XGIVEREF(r)
+#endif
+#define __Pyx_Py_XDECREF_SET(r, v) do {\
+        PyObject *tmp = (PyObject *) r;\
+        r = v; Py_XDECREF(tmp);\
+    } while (0)
+#define __Pyx_XDECREF_SET(r, v) do {\
+        PyObject *tmp = (PyObject *) r;\
+        r = v; __Pyx_XDECREF(tmp);\
+    } while (0)
+#define __Pyx_DECREF_SET(r, v) do {\
+        PyObject *tmp = (PyObject *) r;\
+        r = v; __Pyx_DECREF(tmp);\
+    } while (0)
+#define __Pyx_CLEAR(r)    do { PyObject* tmp = ((PyObject*)(r)); r = NULL; __Pyx_DECREF(tmp);} while(0)
+#define __Pyx_XCLEAR(r)   do { if((r) != NULL) {PyObject* tmp = ((PyObject*)(r)); r = NULL; __Pyx_DECREF(tmp);}} while(0)
+
+/* PyErrExceptionMatches.proto */
+#if CYTHON_FAST_THREAD_STATE
+#define __Pyx_PyErr_ExceptionMatches(err) __Pyx_PyErr_ExceptionMatchesInState(__pyx_tstate, err)
+static CYTHON_INLINE int __Pyx_PyErr_ExceptionMatchesInState(PyThreadState* tstate, PyObject* err);
+#else
+#define __Pyx_PyErr_ExceptionMatches(err)  PyErr_ExceptionMatches(err)
+#endif
+
+/* PyThreadStateGet.proto */
+#if CYTHON_FAST_THREAD_STATE
+#define __Pyx_PyThreadState_declare  PyThreadState *__pyx_tstate;
+#define __Pyx_PyThreadState_assign  __pyx_tstate = __Pyx_PyThreadState_Current;
+#if PY_VERSION_HEX >= 0x030C00A6
+#define __Pyx_PyErr_Occurred()  (__pyx_tstate->current_exception != NULL)
+#define __Pyx_PyErr_CurrentExceptionType()  (__pyx_tstate->current_exception ? (PyObject*) Py_TYPE(__pyx_tstate->current_exception) : (PyObject*) NULL)
+#else
+#define __Pyx_PyErr_Occurred()  (__pyx_tstate->curexc_type != NULL)
+#define __Pyx_PyErr_CurrentExceptionType()  (__pyx_tstate->curexc_type)
+#endif
+#else
+#define __Pyx_PyThreadState_declare
+#define __Pyx_PyThreadState_assign
+#define __Pyx_PyErr_Occurred()  (PyErr_Occurred() != NULL)
+#define __Pyx_PyErr_CurrentExceptionType()  PyErr_Occurred()
+#endif
+
+/* PyErrFetchRestore.proto */
+#if CYTHON_FAST_THREAD_STATE
+#define __Pyx_PyErr_Clear() __Pyx_ErrRestore(NULL, NULL, NULL)
+#define __Pyx_ErrRestoreWithState(type, value, tb)  __Pyx_ErrRestoreInState(PyThreadState_GET(), type, value, tb)
+#define __Pyx_ErrFetchWithState(type, value, tb)    __Pyx_ErrFetchInState(PyThreadState_GET(), type, value, tb)
+#define __Pyx_ErrRestore(type, value, tb)  __Pyx_ErrRestoreInState(__pyx_tstate, type, value, tb)
+#define __Pyx_ErrFetch(type, value, tb)    __Pyx_ErrFetchInState(__pyx_tstate, type, value, tb)
+static CYTHON_INLINE void __Pyx_ErrRestoreInState(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb);
+static CYTHON_INLINE void __Pyx_ErrFetchInState(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb);
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A6
+#define __Pyx_PyErr_SetNone(exc) (Py_INCREF(exc), __Pyx_ErrRestore((exc), NULL, NULL))
+#else
+#define __Pyx_PyErr_SetNone(exc) PyErr_SetNone(exc)
+#endif
+#else
+#define __Pyx_PyErr_Clear() PyErr_Clear()
+#define __Pyx_PyErr_SetNone(exc) PyErr_SetNone(exc)
+#define __Pyx_ErrRestoreWithState(type, value, tb)  PyErr_Restore(type, value, tb)
+#define __Pyx_ErrFetchWithState(type, value, tb)  PyErr_Fetch(type, value, tb)
+#define __Pyx_ErrRestoreInState(tstate, type, value, tb)  PyErr_Restore(type, value, tb)
+#define __Pyx_ErrFetchInState(tstate, type, value, tb)  PyErr_Fetch(type, value, tb)
+#define __Pyx_ErrRestore(type, value, tb)  PyErr_Restore(type, value, tb)
+#define __Pyx_ErrFetch(type, value, tb)  PyErr_Fetch(type, value, tb)
+#endif
+
+/* PyObjectGetAttrStr.proto */
+#if CYTHON_USE_TYPE_SLOTS
+static CYTHON_INLINE PyObject* __Pyx_PyObject_GetAttrStr(PyObject* obj, PyObject* attr_name);
+#else
+#define __Pyx_PyObject_GetAttrStr(o,n) PyObject_GetAttr(o,n)
+#endif
+
+/* PyObjectGetAttrStrNoError.proto */
+static CYTHON_INLINE PyObject* __Pyx_PyObject_GetAttrStrNoError(PyObject* obj, PyObject* attr_name);
+
+/* GetBuiltinName.proto */
+static PyObject *__Pyx_GetBuiltinName(PyObject *name);
+
+/* TupleAndListFromArray.proto */
+#if CYTHON_COMPILING_IN_CPYTHON
+static CYTHON_INLINE PyObject* __Pyx_PyList_FromArray(PyObject *const *src, Py_ssize_t n);
+static CYTHON_INLINE PyObject* __Pyx_PyTuple_FromArray(PyObject *const *src, Py_ssize_t n);
+#endif
+
+/* IncludeStringH.proto */
+#include <string.h>
+
+/* BytesEquals.proto */
+static CYTHON_INLINE int __Pyx_PyBytes_Equals(PyObject* s1, PyObject* s2, int equals);
+
+/* UnicodeEquals.proto */
+static CYTHON_INLINE int __Pyx_PyUnicode_Equals(PyObject* s1, PyObject* s2, int equals);
+
+/* fastcall.proto */
+#if CYTHON_AVOID_BORROWED_REFS
+    #define __Pyx_Arg_VARARGS(args, i) PySequence_GetItem(args, i)
+#elif CYTHON_ASSUME_SAFE_MACROS
+    #define __Pyx_Arg_VARARGS(args, i) PyTuple_GET_ITEM(args, i)
+#else
+    #define __Pyx_Arg_VARARGS(args, i) PyTuple_GetItem(args, i)
+#endif
+#if CYTHON_AVOID_BORROWED_REFS
+    #define __Pyx_Arg_NewRef_VARARGS(arg) __Pyx_NewRef(arg)
+    #define __Pyx_Arg_XDECREF_VARARGS(arg) Py_XDECREF(arg)
+#else
+    #define __Pyx_Arg_NewRef_VARARGS(arg) arg
+    #define __Pyx_Arg_XDECREF_VARARGS(arg)
+#endif
+#define __Pyx_NumKwargs_VARARGS(kwds) PyDict_Size(kwds)
+#define __Pyx_KwValues_VARARGS(args, nargs) NULL
+#define __Pyx_GetKwValue_VARARGS(kw, kwvalues, s) __Pyx_PyDict_GetItemStrWithError(kw, s)
+#define __Pyx_KwargsAsDict_VARARGS(kw, kwvalues) PyDict_Copy(kw)
+#if CYTHON_METH_FASTCALL
+    #define __Pyx_Arg_FASTCALL(args, i) args[i]
+    #define __Pyx_NumKwargs_FASTCALL(kwds) PyTuple_GET_SIZE(kwds)
+    #define __Pyx_KwValues_FASTCALL(args, nargs) ((args) + (nargs))
+    static CYTHON_INLINE PyObject * __Pyx_GetKwValue_FASTCALL(PyObject *kwnames, PyObject *const *kwvalues, PyObject *s);
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x030d0000
+    CYTHON_UNUSED static PyObject *__Pyx_KwargsAsDict_FASTCALL(PyObject *kwnames, PyObject *const *kwvalues);
+  #else
+    #define __Pyx_KwargsAsDict_FASTCALL(kw, kwvalues) _PyStack_AsDict(kwvalues, kw)
+  #endif
+    #define __Pyx_Arg_NewRef_FASTCALL(arg) arg  /* no-op, __Pyx_Arg_FASTCALL is direct and this needs
+                                                   to have the same reference counting */
+    #define __Pyx_Arg_XDECREF_FASTCALL(arg)
+#else
+    #define __Pyx_Arg_FASTCALL __Pyx_Arg_VARARGS
+    #define __Pyx_NumKwargs_FASTCALL __Pyx_NumKwargs_VARARGS
+    #define __Pyx_KwValues_FASTCALL __Pyx_KwValues_VARARGS
+    #define __Pyx_GetKwValue_FASTCALL __Pyx_GetKwValue_VARARGS
+    #define __Pyx_KwargsAsDict_FASTCALL __Pyx_KwargsAsDict_VARARGS
+    #define __Pyx_Arg_NewRef_FASTCALL(arg) __Pyx_Arg_NewRef_VARARGS(arg)
+    #define __Pyx_Arg_XDECREF_FASTCALL(arg) __Pyx_Arg_XDECREF_VARARGS(arg)
+#endif
+#if CYTHON_COMPILING_IN_CPYTHON && CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS
+#define __Pyx_ArgsSlice_VARARGS(args, start, stop) __Pyx_PyTuple_FromArray(&__Pyx_Arg_VARARGS(args, start), stop - start)
+#define __Pyx_ArgsSlice_FASTCALL(args, start, stop) __Pyx_PyTuple_FromArray(&__Pyx_Arg_FASTCALL(args, start), stop - start)
+#else
+#define __Pyx_ArgsSlice_VARARGS(args, start, stop) PyTuple_GetSlice(args, start, stop)
+#define __Pyx_ArgsSlice_FASTCALL(args, start, stop) PyTuple_GetSlice(args, start, stop)
+#endif
+
+/* RaiseArgTupleInvalid.proto */
+static void __Pyx_RaiseArgtupleInvalid(const char* func_name, int exact,
+    Py_ssize_t num_min, Py_ssize_t num_max, Py_ssize_t num_found);
+
+/* KeywordStringCheck.proto */
+static int __Pyx_CheckKeywordStrings(PyObject *kw, const char* function_name, int kw_allowed);
+
+/* Profile.proto */
+#ifndef CYTHON_PROFILE
+#if CYTHON_COMPILING_IN_LIMITED_API || CYTHON_COMPILING_IN_PYPY
+  #define CYTHON_PROFILE 0
+#else
+  #define CYTHON_PROFILE 1
+#endif
+#endif
+#ifndef CYTHON_TRACE_NOGIL
+  #define CYTHON_TRACE_NOGIL 0
+#else
+  #if CYTHON_TRACE_NOGIL && !defined(CYTHON_TRACE)
+    #define CYTHON_TRACE 1
+  #endif
+#endif
+#ifndef CYTHON_TRACE
+  #define CYTHON_TRACE 0
+#endif
+#if CYTHON_TRACE
+  #undef CYTHON_PROFILE_REUSE_FRAME
+#endif
+#ifndef CYTHON_PROFILE_REUSE_FRAME
+  #define CYTHON_PROFILE_REUSE_FRAME 0
+#endif
+#if CYTHON_PROFILE || CYTHON_TRACE
+  #include "compile.h"
+  #include "frameobject.h"
+  #include "traceback.h"
+#if PY_VERSION_HEX >= 0x030b00a6
+  #ifndef Py_BUILD_CORE
+    #define Py_BUILD_CORE 1
+  #endif
+  #include "internal/pycore_frame.h"
+#endif
+  #if CYTHON_PROFILE_REUSE_FRAME
+    #define CYTHON_FRAME_MODIFIER static
+    #define CYTHON_FRAME_DEL(frame)
+  #else
+    #define CYTHON_FRAME_MODIFIER
+    #define CYTHON_FRAME_DEL(frame) Py_CLEAR(frame)
+  #endif
+  #define __Pyx_TraceDeclarations\
+      static PyCodeObject *__pyx_frame_code = NULL;\
+      CYTHON_FRAME_MODIFIER PyFrameObject *__pyx_frame = NULL;\
+      int __Pyx_use_tracing = 0;
+  #define __Pyx_TraceFrameInit(codeobj)\
+      if (codeobj) __pyx_frame_code = (PyCodeObject*) codeobj;
+#if PY_VERSION_HEX >= 0x030b00a2
+  #if PY_VERSION_HEX >= 0x030C00b1
+  #define __Pyx_IsTracing(tstate, check_tracing, check_funcs)\
+     ((!(check_tracing) || !(tstate)->tracing) &&\
+         (!(check_funcs) || (tstate)->c_profilefunc || (CYTHON_TRACE && (tstate)->c_tracefunc)))
+  #else
+  #define __Pyx_IsTracing(tstate, check_tracing, check_funcs)\
+     (unlikely((tstate)->cframe->use_tracing) &&\
+         (!(check_tracing) || !(tstate)->tracing) &&\
+         (!(check_funcs) || (tstate)->c_profilefunc || (CYTHON_TRACE && (tstate)->c_tracefunc)))
+  #endif
+  #define __Pyx_EnterTracing(tstate)  PyThreadState_EnterTracing(tstate)
+  #define __Pyx_LeaveTracing(tstate)  PyThreadState_LeaveTracing(tstate)
+#elif PY_VERSION_HEX >= 0x030a00b1
+  #define __Pyx_IsTracing(tstate, check_tracing, check_funcs)\
+     (unlikely((tstate)->cframe->use_tracing) &&\
+         (!(check_tracing) || !(tstate)->tracing) &&\
+         (!(check_funcs) || (tstate)->c_profilefunc || (CYTHON_TRACE && (tstate)->c_tracefunc)))
+  #define __Pyx_EnterTracing(tstate)\
+      do { tstate->tracing++; tstate->cframe->use_tracing = 0; } while (0)
+  #define __Pyx_LeaveTracing(tstate)\
+      do {\
+          tstate->tracing--;\
+          tstate->cframe->use_tracing = ((CYTHON_TRACE && tstate->c_tracefunc != NULL)\
+                                 || tstate->c_profilefunc != NULL);\
+      } while (0)
+#else
+  #define __Pyx_IsTracing(tstate, check_tracing, check_funcs)\
+     (unlikely((tstate)->use_tracing) &&\
+         (!(check_tracing) || !(tstate)->tracing) &&\
+         (!(check_funcs) || (tstate)->c_profilefunc || (CYTHON_TRACE && (tstate)->c_tracefunc)))
+  #define __Pyx_EnterTracing(tstate)\
+      do { tstate->tracing++; tstate->use_tracing = 0; } while (0)
+  #define __Pyx_LeaveTracing(tstate)\
+      do {\
+          tstate->tracing--;\
+          tstate->use_tracing = ((CYTHON_TRACE && tstate->c_tracefunc != NULL)\
+                                         || tstate->c_profilefunc != NULL);\
+      } while (0)
+#endif
+  #ifdef WITH_THREAD
+  #define __Pyx_TraceCall(funcname, srcfile, firstlineno, nogil, goto_error)\
+  if (nogil) {\
+      if (CYTHON_TRACE_NOGIL) {\
+          PyThreadState *tstate;\
+          PyGILState_STATE state = PyGILState_Ensure();\
+          tstate = __Pyx_PyThreadState_Current;\
+          if (__Pyx_IsTracing(tstate, 1, 1)) {\
+              __Pyx_use_tracing = __Pyx_TraceSetupAndCall(&__pyx_frame_code, &__pyx_frame, tstate, funcname, srcfile, firstlineno);\
+          }\
+          PyGILState_Release(state);\
+          if (unlikely(__Pyx_use_tracing < 0)) goto_error;\
+      }\
+  } else {\
+      PyThreadState* tstate = PyThreadState_GET();\
+      if (__Pyx_IsTracing(tstate, 1, 1)) {\
+          __Pyx_use_tracing = __Pyx_TraceSetupAndCall(&__pyx_frame_code, &__pyx_frame, tstate, funcname, srcfile, firstlineno);\
+          if (unlikely(__Pyx_use_tracing < 0)) goto_error;\
+      }\
+  }
+  #else
+  #define __Pyx_TraceCall(funcname, srcfile, firstlineno, nogil, goto_error)\
+  {   PyThreadState* tstate = PyThreadState_GET();\
+      if (__Pyx_IsTracing(tstate, 1, 1)) {\
+          __Pyx_use_tracing = __Pyx_TraceSetupAndCall(&__pyx_frame_code, &__pyx_frame, tstate, funcname, srcfile, firstlineno);\
+          if (unlikely(__Pyx_use_tracing < 0)) goto_error;\
+      }\
+  }
+  #endif
+  #define __Pyx_TraceException()\
+  if (likely(!__Pyx_use_tracing)); else {\
+      PyThreadState* tstate = __Pyx_PyThreadState_Current;\
+      if (__Pyx_IsTracing(tstate, 0, 1)) {\
+          __Pyx_EnterTracing(tstate);\
+          PyObject *exc_info = __Pyx_GetExceptionTuple(tstate);\
+          if (exc_info) {\
+              if (CYTHON_TRACE && tstate->c_tracefunc)\
+                  tstate->c_tracefunc(\
+                      tstate->c_traceobj, __pyx_frame, PyTrace_EXCEPTION, exc_info);\
+              tstate->c_profilefunc(\
+                  tstate->c_profileobj, __pyx_frame, PyTrace_EXCEPTION, exc_info);\
+              Py_DECREF(exc_info);\
+          }\
+          __Pyx_LeaveTracing(tstate);\
+      }\
+  }
+  static void __Pyx_call_return_trace_func(PyThreadState *tstate, PyFrameObject *frame, PyObject *result) {
+      PyObject *type, *value, *traceback;
+      __Pyx_ErrFetchInState(tstate, &type, &value, &traceback);
+      __Pyx_EnterTracing(tstate);
+      if (CYTHON_TRACE && tstate->c_tracefunc)
+          tstate->c_tracefunc(tstate->c_traceobj, frame, PyTrace_RETURN, result);
+      if (tstate->c_profilefunc)
+          tstate->c_profilefunc(tstate->c_profileobj, frame, PyTrace_RETURN, result);
+      CYTHON_FRAME_DEL(frame);
+      __Pyx_LeaveTracing(tstate);
+      __Pyx_ErrRestoreInState(tstate, type, value, traceback);
+  }
+  #ifdef WITH_THREAD
+  #define __Pyx_TraceReturn(result, nogil)\
+  if (likely(!__Pyx_use_tracing)); else {\
+      if (nogil) {\
+          if (CYTHON_TRACE_NOGIL) {\
+              PyThreadState *tstate;\
+              PyGILState_STATE state = PyGILState_Ensure();\
+              tstate = __Pyx_PyThreadState_Current;\
+              if (__Pyx_IsTracing(tstate, 0, 0)) {\
+                  __Pyx_call_return_trace_func(tstate, __pyx_frame, (PyObject*)result);\
+              }\
+              PyGILState_Release(state);\
+          }\
+      } else {\
+          PyThreadState* tstate = __Pyx_PyThreadState_Current;\
+          if (__Pyx_IsTracing(tstate, 0, 0)) {\
+              __Pyx_call_return_trace_func(tstate, __pyx_frame, (PyObject*)result);\
+          }\
+      }\
+  }
+  #else
+  #define __Pyx_TraceReturn(result, nogil)\
+  if (likely(!__Pyx_use_tracing)); else {\
+      PyThreadState* tstate = __Pyx_PyThreadState_Current;\
+      if (__Pyx_IsTracing(tstate, 0, 0)) {\
+          __Pyx_call_return_trace_func(tstate, __pyx_frame, (PyObject*)result);\
+      }\
+  }
+  #endif
+  static PyCodeObject *__Pyx_createFrameCodeObject(const char *funcname, const char *srcfile, int firstlineno);
+  static int __Pyx_TraceSetupAndCall(PyCodeObject** code, PyFrameObject** frame, PyThreadState* tstate, const char *funcname, const char *srcfile, int firstlineno);
+#else
+  #define __Pyx_TraceDeclarations
+  #define __Pyx_TraceFrameInit(codeobj)
+  #define __Pyx_TraceCall(funcname, srcfile, firstlineno, nogil, goto_error)   if ((1)); else goto_error;
+  #define __Pyx_TraceException()
+  #define __Pyx_TraceReturn(result, nogil)
+#endif
+#if CYTHON_TRACE
+  static int __Pyx_call_line_trace_func(PyThreadState *tstate, PyFrameObject *frame, int lineno) {
+      int ret;
+      PyObject *type, *value, *traceback;
+      __Pyx_ErrFetchInState(tstate, &type, &value, &traceback);
+      __Pyx_PyFrame_SetLineNumber(frame, lineno);
+      __Pyx_EnterTracing(tstate);
+      ret = tstate->c_tracefunc(tstate->c_traceobj, frame, PyTrace_LINE, NULL);
+      __Pyx_LeaveTracing(tstate);
+      if (likely(!ret)) {
+          __Pyx_ErrRestoreInState(tstate, type, value, traceback);
+      } else {
+          Py_XDECREF(type);
+          Py_XDECREF(value);
+          Py_XDECREF(traceback);
+      }
+      return ret;
+  }
+  #ifdef WITH_THREAD
+  #define __Pyx_TraceLine(lineno, nogil, goto_error)\
+  if (likely(!__Pyx_use_tracing)); else {\
+      if (nogil) {\
+          if (CYTHON_TRACE_NOGIL) {\
+              int ret = 0;\
+              PyThreadState *tstate;\
+              PyGILState_STATE state = __Pyx_PyGILState_Ensure();\
+              tstate = __Pyx_PyThreadState_Current;\
+              if (__Pyx_IsTracing(tstate, 0, 0) && tstate->c_tracefunc && __pyx_frame->f_trace) {\
+                  ret = __Pyx_call_line_trace_func(tstate, __pyx_frame, lineno);\
+              }\
+              __Pyx_PyGILState_Release(state);\
+              if (unlikely(ret)) goto_error;\
+          }\
+      } else {\
+          PyThreadState* tstate = __Pyx_PyThreadState_Current;\
+          if (__Pyx_IsTracing(tstate, 0, 0) && tstate->c_tracefunc && __pyx_frame->f_trace) {\
+              int ret = __Pyx_call_line_trace_func(tstate, __pyx_frame, lineno);\
+              if (unlikely(ret)) goto_error;\
+          }\
+      }\
+  }
+  #else
+  #define __Pyx_TraceLine(lineno, nogil, goto_error)\
+  if (likely(!__Pyx_use_tracing)); else {\
+      PyThreadState* tstate = __Pyx_PyThreadState_Current;\
+      if (__Pyx_IsTracing(tstate, 0, 0) && tstate->c_tracefunc && __pyx_frame->f_trace) {\
+          int ret = __Pyx_call_line_trace_func(tstate, __pyx_frame, lineno);\
+          if (unlikely(ret)) goto_error;\
+      }\
+  }
+  #endif
+#else
+  #define __Pyx_TraceLine(lineno, nogil, goto_error)   if ((1)); else goto_error;
+#endif
+
+/* RaiseException.proto */
+static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause);
+
+/* RaiseDoubleKeywords.proto */
+static void __Pyx_RaiseDoubleKeywordsError(const char* func_name, PyObject* kw_name);
+
+/* ParseKeywords.proto */
+static int __Pyx_ParseOptionalKeywords(PyObject *kwds, PyObject *const *kwvalues,
+    PyObject **argnames[],
+    PyObject *kwds2, PyObject *values[], Py_ssize_t num_pos_args,
+    const char* function_name);
+
+/* CallNextTpTraverse.proto */
+static int __Pyx_call_next_tp_traverse(PyObject* obj, visitproc v, void *a, traverseproc current_tp_traverse);
+
+/* CallNextTpClear.proto */
+static void __Pyx_call_next_tp_clear(PyObject* obj, inquiry current_tp_clear);
+
+/* TypeImport.proto */
+#ifndef __PYX_HAVE_RT_ImportType_proto_3_0_11
+#define __PYX_HAVE_RT_ImportType_proto_3_0_11
+#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 201112L
+#include <stdalign.h>
+#endif
+#if (defined (__STDC_VERSION__) && __STDC_VERSION__ >= 201112L) || __cplusplus >= 201103L
+#define __PYX_GET_STRUCT_ALIGNMENT_3_0_11(s) alignof(s)
+#else
+#define __PYX_GET_STRUCT_ALIGNMENT_3_0_11(s) sizeof(void*)
+#endif
+enum __Pyx_ImportType_CheckSize_3_0_11 {
+   __Pyx_ImportType_CheckSize_Error_3_0_11 = 0,
+   __Pyx_ImportType_CheckSize_Warn_3_0_11 = 1,
+   __Pyx_ImportType_CheckSize_Ignore_3_0_11 = 2
+};
+static PyTypeObject *__Pyx_ImportType_3_0_11(PyObject* module, const char *module_name, const char *class_name, size_t size, size_t alignment, enum __Pyx_ImportType_CheckSize_3_0_11 check_size);
+#endif
+
+/* GetVTable.proto */
+static void* __Pyx_GetVtable(PyTypeObject *type);
+
+/* IncludeStructmemberH.proto */
+#include <structmember.h>
+
+/* FixUpExtensionType.proto */
+#if CYTHON_USE_TYPE_SPECS
+static int __Pyx_fix_up_extension_type_from_spec(PyType_Spec *spec, PyTypeObject *type);
+#endif
+
+/* PyFunctionFastCall.proto */
+#if CYTHON_FAST_PYCALL
+#if !CYTHON_VECTORCALL
+#define __Pyx_PyFunction_FastCall(func, args, nargs)\
+    __Pyx_PyFunction_FastCallDict((func), (args), (nargs), NULL)
+static PyObject *__Pyx_PyFunction_FastCallDict(PyObject *func, PyObject **args, Py_ssize_t nargs, PyObject *kwargs);
+#endif
+#define __Pyx_BUILD_ASSERT_EXPR(cond)\
+    (sizeof(char [1 - 2*!(cond)]) - 1)
+#ifndef Py_MEMBER_SIZE
+#define Py_MEMBER_SIZE(type, member) sizeof(((type *)0)->member)
+#endif
+#if !CYTHON_VECTORCALL
+#if PY_VERSION_HEX >= 0x03080000
+  #include "frameobject.h"
+#if PY_VERSION_HEX >= 0x030b00a6 && !CYTHON_COMPILING_IN_LIMITED_API
+  #ifndef Py_BUILD_CORE
+    #define Py_BUILD_CORE 1
+  #endif
+  #include "internal/pycore_frame.h"
+#endif
+  #define __Pxy_PyFrame_Initialize_Offsets()
+  #define __Pyx_PyFrame_GetLocalsplus(frame)  ((frame)->f_localsplus)
+#else
+  static size_t __pyx_pyframe_localsplus_offset = 0;
+  #include "frameobject.h"
+  #define __Pxy_PyFrame_Initialize_Offsets()\
+    ((void)__Pyx_BUILD_ASSERT_EXPR(sizeof(PyFrameObject) == offsetof(PyFrameObject, f_localsplus) + Py_MEMBER_SIZE(PyFrameObject, f_localsplus)),\
+     (void)(__pyx_pyframe_localsplus_offset = ((size_t)PyFrame_Type.tp_basicsize) - Py_MEMBER_SIZE(PyFrameObject, f_localsplus)))
+  #define __Pyx_PyFrame_GetLocalsplus(frame)\
+    (assert(__pyx_pyframe_localsplus_offset), (PyObject **)(((char *)(frame)) + __pyx_pyframe_localsplus_offset))
+#endif
+#endif
+#endif
+
+/* PyObjectCall.proto */
+#if CYTHON_COMPILING_IN_CPYTHON
+static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw);
+#else
+#define __Pyx_PyObject_Call(func, arg, kw) PyObject_Call(func, arg, kw)
+#endif
+
+/* PyObjectCallMethO.proto */
+#if CYTHON_COMPILING_IN_CPYTHON
+static CYTHON_INLINE PyObject* __Pyx_PyObject_CallMethO(PyObject *func, PyObject *arg);
+#endif
+
+/* PyObjectFastCall.proto */
+#define __Pyx_PyObject_FastCall(func, args, nargs)  __Pyx_PyObject_FastCallDict(func, args, (size_t)(nargs), NULL)
+static CYTHON_INLINE PyObject* __Pyx_PyObject_FastCallDict(PyObject *func, PyObject **args, size_t nargs, PyObject *kwargs);
+
+/* PyObjectCallNoArg.proto */
+static CYTHON_INLINE PyObject* __Pyx_PyObject_CallNoArg(PyObject *func);
+
+/* PyObjectCallOneArg.proto */
+static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg);
+
+/* PyObjectGetMethod.proto */
+static int __Pyx_PyObject_GetMethod(PyObject *obj, PyObject *name, PyObject **method);
+
+/* PyObjectCallMethod0.proto */
+static PyObject* __Pyx_PyObject_CallMethod0(PyObject* obj, PyObject* method_name);
+
+/* ValidateBasesTuple.proto */
+#if CYTHON_COMPILING_IN_CPYTHON || CYTHON_COMPILING_IN_LIMITED_API || CYTHON_USE_TYPE_SPECS
+static int __Pyx_validate_bases_tuple(const char *type_name, Py_ssize_t dictoffset, PyObject *bases);
+#endif
+
+/* PyType_Ready.proto */
+CYTHON_UNUSED static int __Pyx_PyType_Ready(PyTypeObject *t);
+
+/* PyObject_GenericGetAttrNoDict.proto */
+#if CYTHON_USE_TYPE_SLOTS && CYTHON_USE_PYTYPE_LOOKUP && PY_VERSION_HEX < 0x03070000
+static CYTHON_INLINE PyObject* __Pyx_PyObject_GenericGetAttrNoDict(PyObject* obj, PyObject* attr_name);
+#else
+#define __Pyx_PyObject_GenericGetAttrNoDict PyObject_GenericGetAttr
+#endif
+
+/* PyObject_GenericGetAttr.proto */
+#if CYTHON_USE_TYPE_SLOTS && CYTHON_USE_PYTYPE_LOOKUP && PY_VERSION_HEX < 0x03070000
+static PyObject* __Pyx_PyObject_GenericGetAttr(PyObject* obj, PyObject* attr_name);
+#else
+#define __Pyx_PyObject_GenericGetAttr PyObject_GenericGetAttr
+#endif
+
+/* SetVTable.proto */
+static int __Pyx_SetVtable(PyTypeObject* typeptr , void* vtable);
+
+/* MergeVTables.proto */
+#if !CYTHON_COMPILING_IN_LIMITED_API
+static int __Pyx_MergeVtables(PyTypeObject *type);
+#endif
+
+/* SetupReduce.proto */
+#if !CYTHON_COMPILING_IN_LIMITED_API
+static int __Pyx_setup_reduce(PyObject* type_obj);
+#endif
+
+/* Import.proto */
+static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level);
+
+/* ImportDottedModule.proto */
+static PyObject *__Pyx_ImportDottedModule(PyObject *name, PyObject *parts_tuple);
+#if PY_MAJOR_VERSION >= 3
+static PyObject *__Pyx_ImportDottedModule_WalkParts(PyObject *module, PyObject *name, PyObject *parts_tuple);
+#endif
+
+/* FetchSharedCythonModule.proto */
+static PyObject *__Pyx_FetchSharedCythonABIModule(void);
+
+/* FetchCommonType.proto */
+#if !CYTHON_USE_TYPE_SPECS
+static PyTypeObject* __Pyx_FetchCommonType(PyTypeObject* type);
+#else
+static PyTypeObject* __Pyx_FetchCommonTypeFromSpec(PyObject *module, PyType_Spec *spec, PyObject *bases);
+#endif
+
+/* PyMethodNew.proto */
+#if CYTHON_COMPILING_IN_LIMITED_API
+static PyObject *__Pyx_PyMethod_New(PyObject *func, PyObject *self, PyObject *typ) {
+    PyObject *typesModule=NULL, *methodType=NULL, *result=NULL;
+    CYTHON_UNUSED_VAR(typ);
+    if (!self)
+        return __Pyx_NewRef(func);
+    typesModule = PyImport_ImportModule("types");
+    if (!typesModule) return NULL;
+    methodType = PyObject_GetAttrString(typesModule, "MethodType");
+    Py_DECREF(typesModule);
+    if (!methodType) return NULL;
+    result = PyObject_CallFunctionObjArgs(methodType, func, self, NULL);
+    Py_DECREF(methodType);
+    return result;
+}
+#elif PY_MAJOR_VERSION >= 3
+static PyObject *__Pyx_PyMethod_New(PyObject *func, PyObject *self, PyObject *typ) {
+    CYTHON_UNUSED_VAR(typ);
+    if (!self)
+        return __Pyx_NewRef(func);
+    return PyMethod_New(func, self);
+}
+#else
+    #define __Pyx_PyMethod_New PyMethod_New
+#endif
+
+/* PyVectorcallFastCallDict.proto */
+#if CYTHON_METH_FASTCALL
+static CYTHON_INLINE PyObject *__Pyx_PyVectorcall_FastCallDict(PyObject *func, __pyx_vectorcallfunc vc, PyObject *const *args, size_t nargs, PyObject *kw);
+#endif
+
+/* CythonFunctionShared.proto */
+#define __Pyx_CyFunction_USED
+#define __Pyx_CYFUNCTION_STATICMETHOD  0x01
+#define __Pyx_CYFUNCTION_CLASSMETHOD   0x02
+#define __Pyx_CYFUNCTION_CCLASS        0x04
+#define __Pyx_CYFUNCTION_COROUTINE     0x08
+#define __Pyx_CyFunction_GetClosure(f)\
+    (((__pyx_CyFunctionObject *) (f))->func_closure)
+#if PY_VERSION_HEX < 0x030900B1 || CYTHON_COMPILING_IN_LIMITED_API
+  #define __Pyx_CyFunction_GetClassObj(f)\
+      (((__pyx_CyFunctionObject *) (f))->func_classobj)
+#else
+  #define __Pyx_CyFunction_GetClassObj(f)\
+      ((PyObject*) ((PyCMethodObject *) (f))->mm_class)
+#endif
+#define __Pyx_CyFunction_SetClassObj(f, classobj)\
+    __Pyx__CyFunction_SetClassObj((__pyx_CyFunctionObject *) (f), (classobj))
+#define __Pyx_CyFunction_Defaults(type, f)\
+    ((type *)(((__pyx_CyFunctionObject *) (f))->defaults))
+#define __Pyx_CyFunction_SetDefaultsGetter(f, g)\
+    ((__pyx_CyFunctionObject *) (f))->defaults_getter = (g)
+typedef struct {
+#if CYTHON_COMPILING_IN_LIMITED_API
+    PyObject_HEAD
+    PyObject *func;
+#elif PY_VERSION_HEX < 0x030900B1
+    PyCFunctionObject func;
+#else
+    PyCMethodObject func;
+#endif
+#if CYTHON_BACKPORT_VECTORCALL
+    __pyx_vectorcallfunc func_vectorcall;
+#endif
+#if PY_VERSION_HEX < 0x030500A0 || CYTHON_COMPILING_IN_LIMITED_API
+    PyObject *func_weakreflist;
+#endif
+    PyObject *func_dict;
+    PyObject *func_name;
+    PyObject *func_qualname;
+    PyObject *func_doc;
+    PyObject *func_globals;
+    PyObject *func_code;
+    PyObject *func_closure;
+#if PY_VERSION_HEX < 0x030900B1 || CYTHON_COMPILING_IN_LIMITED_API
+    PyObject *func_classobj;
+#endif
+    void *defaults;
+    int defaults_pyobjects;
+    size_t defaults_size;
+    int flags;
+    PyObject *defaults_tuple;
+    PyObject *defaults_kwdict;
+    PyObject *(*defaults_getter)(PyObject *);
+    PyObject *func_annotations;
+    PyObject *func_is_coroutine;
+} __pyx_CyFunctionObject;
+#undef __Pyx_CyOrPyCFunction_Check
+#define __Pyx_CyFunction_Check(obj)  __Pyx_TypeCheck(obj, __pyx_CyFunctionType)
+#define __Pyx_CyOrPyCFunction_Check(obj)  __Pyx_TypeCheck2(obj, __pyx_CyFunctionType, &PyCFunction_Type)
+#define __Pyx_CyFunction_CheckExact(obj)  __Pyx_IS_TYPE(obj, __pyx_CyFunctionType)
+static CYTHON_INLINE int __Pyx__IsSameCyOrCFunction(PyObject *func, void *cfunc);
+#undef __Pyx_IsSameCFunction
+#define __Pyx_IsSameCFunction(func, cfunc)   __Pyx__IsSameCyOrCFunction(func, cfunc)
+static PyObject *__Pyx_CyFunction_Init(__pyx_CyFunctionObject* op, PyMethodDef *ml,
+                                      int flags, PyObject* qualname,
+                                      PyObject *closure,
+                                      PyObject *module, PyObject *globals,
+                                      PyObject* code);
+static CYTHON_INLINE void __Pyx__CyFunction_SetClassObj(__pyx_CyFunctionObject* f, PyObject* classobj);
+static CYTHON_INLINE void *__Pyx_CyFunction_InitDefaults(PyObject *m,
+                                                         size_t size,
+                                                         int pyobjects);
+static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsTuple(PyObject *m,
+                                                            PyObject *tuple);
+static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsKwDict(PyObject *m,
+                                                             PyObject *dict);
+static CYTHON_INLINE void __Pyx_CyFunction_SetAnnotationsDict(PyObject *m,
+                                                              PyObject *dict);
+static int __pyx_CyFunction_init(PyObject *module);
+#if CYTHON_METH_FASTCALL
+static PyObject * __Pyx_CyFunction_Vectorcall_NOARGS(PyObject *func, PyObject *const *args, size_t nargsf, PyObject *kwnames);
+static PyObject * __Pyx_CyFunction_Vectorcall_O(PyObject *func, PyObject *const *args, size_t nargsf, PyObject *kwnames);
+static PyObject * __Pyx_CyFunction_Vectorcall_FASTCALL_KEYWORDS(PyObject *func, PyObject *const *args, size_t nargsf, PyObject *kwnames);
+static PyObject * __Pyx_CyFunction_Vectorcall_FASTCALL_KEYWORDS_METHOD(PyObject *func, PyObject *const *args, size_t nargsf, PyObject *kwnames);
+#if CYTHON_BACKPORT_VECTORCALL
+#define __Pyx_CyFunction_func_vectorcall(f) (((__pyx_CyFunctionObject*)f)->func_vectorcall)
+#else
+#define __Pyx_CyFunction_func_vectorcall(f) (((PyCFunctionObject*)f)->vectorcall)
+#endif
+#endif
+
+/* CythonFunction.proto */
+static PyObject *__Pyx_CyFunction_New(PyMethodDef *ml,
+                                      int flags, PyObject* qualname,
+                                      PyObject *closure,
+                                      PyObject *module, PyObject *globals,
+                                      PyObject* code);
+
+/* PyDictVersioning.proto */
+#if CYTHON_USE_DICT_VERSIONS && CYTHON_USE_TYPE_SLOTS
+#define __PYX_DICT_VERSION_INIT  ((PY_UINT64_T) -1)
+#define __PYX_GET_DICT_VERSION(dict)  (((PyDictObject*)(dict))->ma_version_tag)
+#define __PYX_UPDATE_DICT_CACHE(dict, value, cache_var, version_var)\
+    (version_var) = __PYX_GET_DICT_VERSION(dict);\
+    (cache_var) = (value);
+#define __PYX_PY_DICT_LOOKUP_IF_MODIFIED(VAR, DICT, LOOKUP) {\
+    static PY_UINT64_T __pyx_dict_version = 0;\
+    static PyObject *__pyx_dict_cached_value = NULL;\
+    if (likely(__PYX_GET_DICT_VERSION(DICT) == __pyx_dict_version)) {\
+        (VAR) = __pyx_dict_cached_value;\
+    } else {\
+        (VAR) = __pyx_dict_cached_value = (LOOKUP);\
+        __pyx_dict_version = __PYX_GET_DICT_VERSION(DICT);\
+    }\
+}
+static CYTHON_INLINE PY_UINT64_T __Pyx_get_tp_dict_version(PyObject *obj);
+static CYTHON_INLINE PY_UINT64_T __Pyx_get_object_dict_version(PyObject *obj);
+static CYTHON_INLINE int __Pyx_object_dict_version_matches(PyObject* obj, PY_UINT64_T tp_dict_version, PY_UINT64_T obj_dict_version);
+#else
+#define __PYX_GET_DICT_VERSION(dict)  (0)
+#define __PYX_UPDATE_DICT_CACHE(dict, value, cache_var, version_var)
+#define __PYX_PY_DICT_LOOKUP_IF_MODIFIED(VAR, DICT, LOOKUP)  (VAR) = (LOOKUP);
+#endif
+
+/* CLineInTraceback.proto */
+#ifdef CYTHON_CLINE_IN_TRACEBACK
+#define __Pyx_CLineForTraceback(tstate, c_line)  (((CYTHON_CLINE_IN_TRACEBACK)) ? c_line : 0)
+#else
+static int __Pyx_CLineForTraceback(PyThreadState *tstate, int c_line);
+#endif
+
+/* CodeObjectCache.proto */
+#if !CYTHON_COMPILING_IN_LIMITED_API
+typedef struct {
+    PyCodeObject* code_object;
+    int code_line;
+} __Pyx_CodeObjectCacheEntry;
+struct __Pyx_CodeObjectCache {
+    int count;
+    int max_count;
+    __Pyx_CodeObjectCacheEntry* entries;
+};
+static struct __Pyx_CodeObjectCache __pyx_code_cache = {0,0,NULL};
+static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line);
+static PyCodeObject *__pyx_find_code_object(int code_line);
+static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object);
+#endif
+
+/* AddTraceback.proto */
+static void __Pyx_AddTraceback(const char *funcname, int c_line,
+                               int py_line, const char *filename);
+
+/* GCCDiagnostics.proto */
+#if !defined(__INTEL_COMPILER) && defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6))
+#define __Pyx_HAS_GCC_DIAGNOSTIC
+#endif
+
+/* ArrayAPI.proto */
+#ifndef _ARRAYARRAY_H
+#define _ARRAYARRAY_H
+typedef struct arraydescr {
+    int typecode;
+    int itemsize;
+    PyObject * (*getitem)(struct arrayobject *, Py_ssize_t);
+    int (*setitem)(struct arrayobject *, Py_ssize_t, PyObject *);
+#if PY_MAJOR_VERSION >= 3
+    char *formats;
+#endif
+} arraydescr;
+struct arrayobject {
+    PyObject_HEAD
+    Py_ssize_t ob_size;
+    union {
+        char *ob_item;
+        float *as_floats;
+        double *as_doubles;
+        int *as_ints;
+        unsigned int *as_uints;
+        unsigned char *as_uchars;
+        signed char *as_schars;
+        char *as_chars;
+        unsigned long *as_ulongs;
+        long *as_longs;
+#if PY_MAJOR_VERSION >= 3
+        unsigned long long *as_ulonglongs;
+        long long *as_longlongs;
+#endif
+        short *as_shorts;
+        unsigned short *as_ushorts;
+        Py_UNICODE *as_pyunicodes;
+        void *as_voidptr;
+    } data;
+    Py_ssize_t allocated;
+    struct arraydescr *ob_descr;
+    PyObject *weakreflist;
+#if PY_MAJOR_VERSION >= 3
+        int ob_exports;
+#endif
+};
+#ifndef NO_NEWARRAY_INLINE
+static CYTHON_INLINE PyObject * newarrayobject(PyTypeObject *type, Py_ssize_t size,
+    struct arraydescr *descr) {
+    arrayobject *op;
+    size_t nbytes;
+    if (size < 0) {
+        PyErr_BadInternalCall();
+        return NULL;
+    }
+    nbytes = size * descr->itemsize;
+    if (nbytes / descr->itemsize != (size_t)size) {
+        return PyErr_NoMemory();
+    }
+    op = (arrayobject *) type->tp_alloc(type, 0);
+    if (op == NULL) {
+        return NULL;
+    }
+    op->ob_descr = descr;
+    op->allocated = size;
+    op->weakreflist = NULL;
+    __Pyx_SET_SIZE(op, size);
+    if (size <= 0) {
+        op->data.ob_item = NULL;
+    }
+    else {
+        op->data.ob_item = PyMem_NEW(char, nbytes);
+        if (op->data.ob_item == NULL) {
+            Py_DECREF(op);
+            return PyErr_NoMemory();
+        }
+    }
+    return (PyObject *) op;
+}
+#else
+PyObject* newarrayobject(PyTypeObject *type, Py_ssize_t size,
+    struct arraydescr *descr);
+#endif
+static CYTHON_INLINE int resize(arrayobject *self, Py_ssize_t n) {
+    void *items = (void*) self->data.ob_item;
+    PyMem_Resize(items, char, (size_t)(n * self->ob_descr->itemsize));
+    if (items == NULL) {
+        PyErr_NoMemory();
+        return -1;
+    }
+    self->data.ob_item = (char*) items;
+    __Pyx_SET_SIZE(self, n);
+    self->allocated = n;
+    return 0;
+}
+static CYTHON_INLINE int resize_smart(arrayobject *self, Py_ssize_t n) {
+    void *items = (void*) self->data.ob_item;
+    Py_ssize_t newsize;
+    if (n < self->allocated && n*4 > self->allocated) {
+        __Pyx_SET_SIZE(self, n);
+        return 0;
+    }
+    newsize = n + (n / 2) + 1;
+    if (newsize <= n) {
+        PyErr_NoMemory();
+        return -1;
+    }
+    PyMem_Resize(items, char, (size_t)(newsize * self->ob_descr->itemsize));
+    if (items == NULL) {
+        PyErr_NoMemory();
+        return -1;
+    }
+    self->data.ob_item = (char*) items;
+    __Pyx_SET_SIZE(self, n);
+    self->allocated = newsize;
+    return 0;
+}
+#endif
+
+/* CIntFromPy.proto */
+static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *);
+
+/* FormatTypeName.proto */
+#if CYTHON_COMPILING_IN_LIMITED_API
+typedef PyObject *__Pyx_TypeName;
+#define __Pyx_FMT_TYPENAME "%U"
+static __Pyx_TypeName __Pyx_PyType_GetName(PyTypeObject* tp);
+#define __Pyx_DECREF_TypeName(obj) Py_XDECREF(obj)
+#else
+typedef const char *__Pyx_TypeName;
+#define __Pyx_FMT_TYPENAME "%.200s"
+#define __Pyx_PyType_GetName(tp) ((tp)->tp_name)
+#define __Pyx_DECREF_TypeName(obj)
+#endif
+
+/* CIntToPy.proto */
+static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value);
+
+/* CIntFromPy.proto */
+static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *);
+
+/* FastTypeChecks.proto */
+#if CYTHON_COMPILING_IN_CPYTHON
+#define __Pyx_TypeCheck(obj, type) __Pyx_IsSubtype(Py_TYPE(obj), (PyTypeObject *)type)
+#define __Pyx_TypeCheck2(obj, type1, type2) __Pyx_IsAnySubtype2(Py_TYPE(obj), (PyTypeObject *)type1, (PyTypeObject *)type2)
+static CYTHON_INLINE int __Pyx_IsSubtype(PyTypeObject *a, PyTypeObject *b);
+static CYTHON_INLINE int __Pyx_IsAnySubtype2(PyTypeObject *cls, PyTypeObject *a, PyTypeObject *b);
+static CYTHON_INLINE int __Pyx_PyErr_GivenExceptionMatches(PyObject *err, PyObject *type);
+static CYTHON_INLINE int __Pyx_PyErr_GivenExceptionMatches2(PyObject *err, PyObject *type1, PyObject *type2);
+#else
+#define __Pyx_TypeCheck(obj, type) PyObject_TypeCheck(obj, (PyTypeObject *)type)
+#define __Pyx_TypeCheck2(obj, type1, type2) (PyObject_TypeCheck(obj, (PyTypeObject *)type1) || PyObject_TypeCheck(obj, (PyTypeObject *)type2))
+#define __Pyx_PyErr_GivenExceptionMatches(err, type) PyErr_GivenExceptionMatches(err, type)
+#define __Pyx_PyErr_GivenExceptionMatches2(err, type1, type2) (PyErr_GivenExceptionMatches(err, type1) || PyErr_GivenExceptionMatches(err, type2))
+#endif
+#define __Pyx_PyErr_ExceptionMatches2(err1, err2)  __Pyx_PyErr_GivenExceptionMatches2(__Pyx_PyErr_CurrentExceptionType(), err1, err2)
+#define __Pyx_PyException_Check(obj) __Pyx_TypeCheck(obj, PyExc_Exception)
+
+/* CheckBinaryVersion.proto */
+static unsigned long __Pyx_get_runtime_version(void);
+static int __Pyx_check_binary_version(unsigned long ct_version, unsigned long rt_version, int allow_newer);
+
+/* InitStrings.proto */
+static int __Pyx_InitStrings(__Pyx_StringTabEntry *t);
+
+/* #### Code section: module_declarations ### */
+static CYTHON_INLINE double __pyx_f_7cpython_7complex_7complex_4real_real(PyComplexObject *__pyx_v_self); /* proto*/
+static CYTHON_INLINE double __pyx_f_7cpython_7complex_7complex_4imag_imag(PyComplexObject *__pyx_v_self); /* proto*/
+
+/* Module declarations from "libc.stdint" */
+
+/* Module declarations from "libc.string" */
+
+/* Module declarations from "libc.stdlib" */
+
+/* Module declarations from "libc.stdio" */
+
+/* Module declarations from "cython" */
+
+/* Module declarations from "cpython.version" */
+
+/* Module declarations from "__builtin__" */
+
+/* Module declarations from "cpython.type" */
+
+/* Module declarations from "cpython.object" */
+
+/* Module declarations from "cpython.ref" */
+
+/* Module declarations from "cpython.exc" */
+
+/* Module declarations from "cpython.module" */
+
+/* Module declarations from "cpython.mem" */
+
+/* Module declarations from "cpython.tuple" */
+
+/* Module declarations from "cpython.list" */
+
+/* Module declarations from "cpython.sequence" */
+
+/* Module declarations from "cpython.mapping" */
+
+/* Module declarations from "cpython.iterator" */
+
+/* Module declarations from "cpython.number" */
+
+/* Module declarations from "cpython.int" */
+
+/* Module declarations from "__builtin__" */
+
+/* Module declarations from "cpython.bool" */
+
+/* Module declarations from "cpython.long" */
+
+/* Module declarations from "cpython.float" */
+
+/* Module declarations from "__builtin__" */
+
+/* Module declarations from "cpython.complex" */
+
+/* Module declarations from "cpython.string" */
+
+/* Module declarations from "libc.stddef" */
+
+/* Module declarations from "cpython.unicode" */
+
+/* Module declarations from "cpython.pyport" */
+
+/* Module declarations from "cpython.dict" */
+
+/* Module declarations from "cpython.instance" */
+
+/* Module declarations from "cpython.function" */
+
+/* Module declarations from "cpython.method" */
+
+/* Module declarations from "cpython.weakref" */
+
+/* Module declarations from "cpython.getargs" */
+
+/* Module declarations from "cpython.pythread" */
+
+/* Module declarations from "cpython.pystate" */
+
+/* Module declarations from "cpython.cobject" */
+
+/* Module declarations from "cpython.oldbuffer" */
+
+/* Module declarations from "cpython.set" */
+
+/* Module declarations from "cpython.buffer" */
+
+/* Module declarations from "cpython.bytes" */
+
+/* Module declarations from "cpython.pycapsule" */
+
+/* Module declarations from "cpython.contextvars" */
+
+/* Module declarations from "cpython" */
+
+/* Module declarations from "array" */
+
+/* Module declarations from "cpython.array" */
+static CYTHON_INLINE int __pyx_f_7cpython_5array_extend_buffer(arrayobject *, char *, Py_ssize_t); /*proto*/
+
+/* Module declarations from "posix.types" */
+
+/* Module declarations from "pysam.libchtslib" */
+
+/* Module declarations from "pysam.libcfaidx" */
+
+/* Module declarations from "pysam.libcalignedsegment" */
+
+/* Module declarations from "pysam.libcalignmentfile" */
+
+/* Module declarations from "pysam.libcsamfile" */
+/* #### Code section: typeinfo ### */
+/* #### Code section: before_global_var ### */
+#define __Pyx_MODULE_NAME "pysam.libcsamfile"
+extern int __pyx_module_is_main_pysam__libcsamfile;
+int __pyx_module_is_main_pysam__libcsamfile = 0;
+
+/* Implementation of "pysam.libcsamfile" */
+/* #### Code section: global_var ### */
+static PyObject *__pyx_builtin_TypeError;
+static PyObject *__pyx_builtin_MemoryError;
+/* #### Code section: string_decls ### */
+static const char __pyx_k__5[] = "*";
+static const char __pyx_k__8[] = "?";
+static const char __pyx_k_gc[] = "gc";
+static const char __pyx_k_os[] = "os";
+static const char __pyx_k_re[] = "re";
+static const char __pyx_k_all[] = "__all__";
+static const char __pyx_k_sys[] = "sys";
+static const char __pyx_k_main[] = "__main__";
+static const char __pyx_k_name[] = "__name__";
+static const char __pyx_k_self[] = "self";
+static const char __pyx_k_spec[] = "__spec__";
+static const char __pyx_k_test[] = "__test__";
+static const char __pyx_k_types[] = "types";
+static const char __pyx_k_ctypes[] = "ctypes";
+static const char __pyx_k_enable[] = "enable";
+static const char __pyx_k_import[] = "__import__";
+static const char __pyx_k_reduce[] = "__reduce__";
+static const char __pyx_k_struct[] = "struct";
+static const char __pyx_k_Samfile[] = "Samfile";
+static const char __pyx_k_disable[] = "disable";
+static const char __pyx_k_getstate[] = "__getstate__";
+static const char __pyx_k_platform[] = "platform";
+static const char __pyx_k_setstate[] = "__setstate__";
+static const char __pyx_k_tempfile[] = "tempfile";
+static const char __pyx_k_warnings[] = "warnings";
+static const char __pyx_k_TypeError[] = "TypeError";
+static const char __pyx_k_isenabled[] = "isenabled";
+static const char __pyx_k_itertools[] = "itertools";
+static const char __pyx_k_pyx_state[] = "__pyx_state";
+static const char __pyx_k_reduce_ex[] = "__reduce_ex__";
+static const char __pyx_k_pyx_vtable[] = "__pyx_vtable__";
+static const char __pyx_k_AlignedRead[] = "AlignedRead";
+static const char __pyx_k_MemoryError[] = "MemoryError";
+static const char __pyx_k_collections[] = "collections";
+static const char __pyx_k_initializing[] = "_initializing";
+static const char __pyx_k_is_coroutine[] = "_is_coroutine";
+static const char __pyx_k_stringsource[] = "<stringsource>";
+static const char __pyx_k_reduce_cython[] = "__reduce_cython__";
+static const char __pyx_k_setstate_cython[] = "__setstate_cython__";
+static const char __pyx_k_pysam_libcsamfile[] = "pysam.libcsamfile";
+static const char __pyx_k_asyncio_coroutines[] = "asyncio.coroutines";
+static const char __pyx_k_cline_in_traceback[] = "cline_in_traceback";
+static const char __pyx_k_Samfile___reduce_cython[] = "Samfile.__reduce_cython__";
+static const char __pyx_k_Samfile___setstate_cython[] = "Samfile.__setstate_cython__";
+static const char __pyx_k_AlignedRead___reduce_cython[] = "AlignedRead.__reduce_cython__";
+static const char __pyx_k_AlignedRead___setstate_cython[] = "AlignedRead.__setstate_cython__";
+static const char __pyx_k_self__delegate_cannot_be_convert[] = "self._delegate cannot be converted to a Python object for pickling";
+static const char __pyx_k_self_b_self_htsfile_self_index_c[] = "self.b,self.htsfile,self.index cannot be converted to a Python object for pickling";
+/* #### Code section: decls ### */
+static int __pyx_pf_7cpython_5array_5array___getbuffer__(arrayobject *__pyx_v_self, Py_buffer *__pyx_v_info, CYTHON_UNUSED int __pyx_v_flags); /* proto */
+static void __pyx_pf_7cpython_5array_5array_2__releasebuffer__(CYTHON_UNUSED arrayobject *__pyx_v_self, Py_buffer *__pyx_v_info); /* proto */
+static PyObject *__pyx_pf_5pysam_11libcsamfile_7Samfile___reduce_cython__(CYTHON_UNUSED struct __pyx_obj_5pysam_11libcsamfile_Samfile *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_5pysam_11libcsamfile_7Samfile_2__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_5pysam_11libcsamfile_Samfile *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
+static PyObject *__pyx_pf_5pysam_11libcsamfile_11AlignedRead___reduce_cython__(CYTHON_UNUSED struct __pyx_obj_5pysam_11libcsamfile_AlignedRead *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_5pysam_11libcsamfile_11AlignedRead_2__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_5pysam_11libcsamfile_AlignedRead *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state); /* proto */
+static PyObject *__pyx_tp_new_5pysam_11libcsamfile_AlignedRead(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+static PyObject *__pyx_tp_new_5pysam_11libcsamfile_Samfile(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
+/* #### Code section: late_includes ### */
+/* #### Code section: module_state ### */
+typedef struct {
+  PyObject *__pyx_d;
+  PyObject *__pyx_b;
+  PyObject *__pyx_cython_runtime;
+  PyObject *__pyx_empty_tuple;
+  PyObject *__pyx_empty_bytes;
+  PyObject *__pyx_empty_unicode;
+  #ifdef __Pyx_CyFunction_USED
+  PyTypeObject *__pyx_CyFunctionType;
+  #endif
+  #ifdef __Pyx_FusedFunction_USED
+  PyTypeObject *__pyx_FusedFunctionType;
+  #endif
+  #ifdef __Pyx_Generator_USED
+  PyTypeObject *__pyx_GeneratorType;
+  #endif
+  #ifdef __Pyx_IterableCoroutine_USED
+  PyTypeObject *__pyx_IterableCoroutineType;
+  #endif
+  #ifdef __Pyx_Coroutine_USED
+  PyTypeObject *__pyx_CoroutineAwaitType;
+  #endif
+  #ifdef __Pyx_Coroutine_USED
+  PyTypeObject *__pyx_CoroutineType;
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  PyTypeObject *__pyx_ptype_7cpython_4type_type;
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  PyTypeObject *__pyx_ptype_7cpython_4bool_bool;
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  PyTypeObject *__pyx_ptype_7cpython_7complex_complex;
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  PyTypeObject *__pyx_ptype_7cpython_5array_array;
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  PyTypeObject *__pyx_ptype_5pysam_10libchtslib_HTSFile;
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  PyTypeObject *__pyx_ptype_5pysam_9libcfaidx_FastaFile;
+  PyTypeObject *__pyx_ptype_5pysam_9libcfaidx_FastqProxy;
+  PyTypeObject *__pyx_ptype_5pysam_9libcfaidx_FastxRecord;
+  PyTypeObject *__pyx_ptype_5pysam_9libcfaidx_FastxFile;
+  PyTypeObject *__pyx_ptype_5pysam_9libcfaidx_FastqFile;
+  PyTypeObject *__pyx_ptype_5pysam_9libcfaidx_Fastafile;
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  PyTypeObject *__pyx_ptype_5pysam_18libcalignedsegment_AlignedSegment;
+  PyTypeObject *__pyx_ptype_5pysam_18libcalignedsegment_PileupColumn;
+  PyTypeObject *__pyx_ptype_5pysam_18libcalignedsegment_PileupRead;
+  #if CYTHON_USE_MODULE_STATE
+  #endif
+  PyTypeObject *__pyx_ptype_5pysam_17libcalignmentfile_AlignmentHeader;
+  PyTypeObject *__pyx_ptype_5pysam_17libcalignmentfile_AlignmentFile;
+  PyTypeObject *__pyx_ptype_5pysam_17libcalignmentfile_IteratorRow;
+  PyTypeObject *__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowRegion;
+  PyTypeObject *__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowHead;
+  PyTypeObject *__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowAll;
+  PyTypeObject *__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowAllRefs;
+  PyTypeObject *__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowSelection;
+  PyTypeObject *__pyx_ptype_5pysam_17libcalignmentfile_IteratorColumn;
+  PyTypeObject *__pyx_ptype_5pysam_17libcalignmentfile_IteratorColumnRegion;
+  PyTypeObject *__pyx_ptype_5pysam_17libcalignmentfile_IteratorColumnAllRefs;
+  PyTypeObject *__pyx_ptype_5pysam_17libcalignmentfile_IteratorColumnAll;
+  PyTypeObject *__pyx_ptype_5pysam_17libcalignmentfile_IndexedReads;
+  #if CYTHON_USE_MODULE_STATE
+  PyObject *__pyx_type_5pysam_11libcsamfile_AlignedRead;
+  PyObject *__pyx_type_5pysam_11libcsamfile_Samfile;
+  #endif
+  PyTypeObject *__pyx_ptype_5pysam_11libcsamfile_AlignedRead;
+  PyTypeObject *__pyx_ptype_5pysam_11libcsamfile_Samfile;
+  PyObject *__pyx_n_s_AlignedRead;
+  PyObject *__pyx_n_u_AlignedRead;
+  PyObject *__pyx_n_s_AlignedRead___reduce_cython;
+  PyObject *__pyx_n_s_AlignedRead___setstate_cython;
+  PyObject *__pyx_n_s_MemoryError;
+  PyObject *__pyx_n_s_Samfile;
+  PyObject *__pyx_n_u_Samfile;
+  PyObject *__pyx_n_s_Samfile___reduce_cython;
+  PyObject *__pyx_n_s_Samfile___setstate_cython;
+  PyObject *__pyx_n_s_TypeError;
+  PyObject *__pyx_n_s__5;
+  PyObject *__pyx_n_s__8;
+  PyObject *__pyx_n_s_all;
+  PyObject *__pyx_n_s_asyncio_coroutines;
+  PyObject *__pyx_n_s_cline_in_traceback;
+  PyObject *__pyx_n_s_collections;
+  PyObject *__pyx_n_s_ctypes;
+  PyObject *__pyx_kp_u_disable;
+  PyObject *__pyx_kp_u_enable;
+  PyObject *__pyx_kp_u_gc;
+  PyObject *__pyx_n_s_getstate;
+  PyObject *__pyx_n_s_import;
+  PyObject *__pyx_n_s_initializing;
+  PyObject *__pyx_n_s_is_coroutine;
+  PyObject *__pyx_kp_u_isenabled;
+  PyObject *__pyx_n_s_itertools;
+  PyObject *__pyx_n_s_main;
+  PyObject *__pyx_n_s_name;
+  PyObject *__pyx_n_s_os;
+  PyObject *__pyx_n_s_platform;
+  PyObject *__pyx_n_s_pysam_libcsamfile;
+  PyObject *__pyx_n_s_pyx_state;
+  PyObject *__pyx_n_s_pyx_vtable;
+  PyObject *__pyx_n_s_re;
+  PyObject *__pyx_n_s_reduce;
+  PyObject *__pyx_n_s_reduce_cython;
+  PyObject *__pyx_n_s_reduce_ex;
+  PyObject *__pyx_n_s_self;
+  PyObject *__pyx_kp_s_self__delegate_cannot_be_convert;
+  PyObject *__pyx_kp_s_self_b_self_htsfile_self_index_c;
+  PyObject *__pyx_n_s_setstate;
+  PyObject *__pyx_n_s_setstate_cython;
+  PyObject *__pyx_n_s_spec;
+  PyObject *__pyx_kp_s_stringsource;
+  PyObject *__pyx_n_s_struct;
+  PyObject *__pyx_n_s_sys;
+  PyObject *__pyx_n_s_tempfile;
+  PyObject *__pyx_n_s_test;
+  PyObject *__pyx_n_s_types;
+  PyObject *__pyx_n_s_warnings;
+  PyObject *__pyx_codeobj_;
+  PyObject *__pyx_tuple__6;
+  PyObject *__pyx_tuple__7;
+  PyObject *__pyx_codeobj__2;
+  PyObject *__pyx_codeobj__3;
+  PyObject *__pyx_codeobj__4;
+} __pyx_mstate;
+
+#if CYTHON_USE_MODULE_STATE
+#ifdef __cplusplus
+namespace {
+  extern struct PyModuleDef __pyx_moduledef;
+} /* anonymous namespace */
+#else
+static struct PyModuleDef __pyx_moduledef;
+#endif
+
+#define __pyx_mstate(o) ((__pyx_mstate *)__Pyx_PyModule_GetState(o))
+
+#define __pyx_mstate_global (__pyx_mstate(PyState_FindModule(&__pyx_moduledef)))
+
+#define __pyx_m (PyState_FindModule(&__pyx_moduledef))
+#else
+static __pyx_mstate __pyx_mstate_global_static =
+#ifdef __cplusplus
+    {};
+#else
+    {0};
+#endif
+static __pyx_mstate *__pyx_mstate_global = &__pyx_mstate_global_static;
+#endif
+/* #### Code section: module_state_clear ### */
+#if CYTHON_USE_MODULE_STATE
+static int __pyx_m_clear(PyObject *m) {
+  __pyx_mstate *clear_module_state = __pyx_mstate(m);
+  if (!clear_module_state) return 0;
+  Py_CLEAR(clear_module_state->__pyx_d);
+  Py_CLEAR(clear_module_state->__pyx_b);
+  Py_CLEAR(clear_module_state->__pyx_cython_runtime);
+  Py_CLEAR(clear_module_state->__pyx_empty_tuple);
+  Py_CLEAR(clear_module_state->__pyx_empty_bytes);
+  Py_CLEAR(clear_module_state->__pyx_empty_unicode);
+  #ifdef __Pyx_CyFunction_USED
+  Py_CLEAR(clear_module_state->__pyx_CyFunctionType);
+  #endif
+  #ifdef __Pyx_FusedFunction_USED
+  Py_CLEAR(clear_module_state->__pyx_FusedFunctionType);
+  #endif
+  Py_CLEAR(clear_module_state->__pyx_ptype_7cpython_4type_type);
+  Py_CLEAR(clear_module_state->__pyx_ptype_7cpython_4bool_bool);
+  Py_CLEAR(clear_module_state->__pyx_ptype_7cpython_7complex_complex);
+  Py_CLEAR(clear_module_state->__pyx_ptype_7cpython_5array_array);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_10libchtslib_HTSFile);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_9libcfaidx_FastaFile);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_9libcfaidx_FastqProxy);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_9libcfaidx_FastxRecord);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_9libcfaidx_FastxFile);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_9libcfaidx_FastqFile);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_9libcfaidx_Fastafile);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_18libcalignedsegment_AlignedSegment);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_18libcalignedsegment_PileupColumn);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_18libcalignedsegment_PileupRead);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_17libcalignmentfile_AlignmentHeader);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_17libcalignmentfile_AlignmentFile);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRow);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowRegion);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowHead);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowAll);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowAllRefs);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowSelection);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorColumn);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorColumnRegion);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorColumnAllRefs);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorColumnAll);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IndexedReads);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_11libcsamfile_AlignedRead);
+  Py_CLEAR(clear_module_state->__pyx_type_5pysam_11libcsamfile_AlignedRead);
+  Py_CLEAR(clear_module_state->__pyx_ptype_5pysam_11libcsamfile_Samfile);
+  Py_CLEAR(clear_module_state->__pyx_type_5pysam_11libcsamfile_Samfile);
+  Py_CLEAR(clear_module_state->__pyx_n_s_AlignedRead);
+  Py_CLEAR(clear_module_state->__pyx_n_u_AlignedRead);
+  Py_CLEAR(clear_module_state->__pyx_n_s_AlignedRead___reduce_cython);
+  Py_CLEAR(clear_module_state->__pyx_n_s_AlignedRead___setstate_cython);
+  Py_CLEAR(clear_module_state->__pyx_n_s_MemoryError);
+  Py_CLEAR(clear_module_state->__pyx_n_s_Samfile);
+  Py_CLEAR(clear_module_state->__pyx_n_u_Samfile);
+  Py_CLEAR(clear_module_state->__pyx_n_s_Samfile___reduce_cython);
+  Py_CLEAR(clear_module_state->__pyx_n_s_Samfile___setstate_cython);
+  Py_CLEAR(clear_module_state->__pyx_n_s_TypeError);
+  Py_CLEAR(clear_module_state->__pyx_n_s__5);
+  Py_CLEAR(clear_module_state->__pyx_n_s__8);
+  Py_CLEAR(clear_module_state->__pyx_n_s_all);
+  Py_CLEAR(clear_module_state->__pyx_n_s_asyncio_coroutines);
+  Py_CLEAR(clear_module_state->__pyx_n_s_cline_in_traceback);
+  Py_CLEAR(clear_module_state->__pyx_n_s_collections);
+  Py_CLEAR(clear_module_state->__pyx_n_s_ctypes);
+  Py_CLEAR(clear_module_state->__pyx_kp_u_disable);
+  Py_CLEAR(clear_module_state->__pyx_kp_u_enable);
+  Py_CLEAR(clear_module_state->__pyx_kp_u_gc);
+  Py_CLEAR(clear_module_state->__pyx_n_s_getstate);
+  Py_CLEAR(clear_module_state->__pyx_n_s_import);
+  Py_CLEAR(clear_module_state->__pyx_n_s_initializing);
+  Py_CLEAR(clear_module_state->__pyx_n_s_is_coroutine);
+  Py_CLEAR(clear_module_state->__pyx_kp_u_isenabled);
+  Py_CLEAR(clear_module_state->__pyx_n_s_itertools);
+  Py_CLEAR(clear_module_state->__pyx_n_s_main);
+  Py_CLEAR(clear_module_state->__pyx_n_s_name);
+  Py_CLEAR(clear_module_state->__pyx_n_s_os);
+  Py_CLEAR(clear_module_state->__pyx_n_s_platform);
+  Py_CLEAR(clear_module_state->__pyx_n_s_pysam_libcsamfile);
+  Py_CLEAR(clear_module_state->__pyx_n_s_pyx_state);
+  Py_CLEAR(clear_module_state->__pyx_n_s_pyx_vtable);
+  Py_CLEAR(clear_module_state->__pyx_n_s_re);
+  Py_CLEAR(clear_module_state->__pyx_n_s_reduce);
+  Py_CLEAR(clear_module_state->__pyx_n_s_reduce_cython);
+  Py_CLEAR(clear_module_state->__pyx_n_s_reduce_ex);
+  Py_CLEAR(clear_module_state->__pyx_n_s_self);
+  Py_CLEAR(clear_module_state->__pyx_kp_s_self__delegate_cannot_be_convert);
+  Py_CLEAR(clear_module_state->__pyx_kp_s_self_b_self_htsfile_self_index_c);
+  Py_CLEAR(clear_module_state->__pyx_n_s_setstate);
+  Py_CLEAR(clear_module_state->__pyx_n_s_setstate_cython);
+  Py_CLEAR(clear_module_state->__pyx_n_s_spec);
+  Py_CLEAR(clear_module_state->__pyx_kp_s_stringsource);
+  Py_CLEAR(clear_module_state->__pyx_n_s_struct);
+  Py_CLEAR(clear_module_state->__pyx_n_s_sys);
+  Py_CLEAR(clear_module_state->__pyx_n_s_tempfile);
+  Py_CLEAR(clear_module_state->__pyx_n_s_test);
+  Py_CLEAR(clear_module_state->__pyx_n_s_types);
+  Py_CLEAR(clear_module_state->__pyx_n_s_warnings);
+  Py_CLEAR(clear_module_state->__pyx_codeobj_);
+  Py_CLEAR(clear_module_state->__pyx_tuple__6);
+  Py_CLEAR(clear_module_state->__pyx_tuple__7);
+  Py_CLEAR(clear_module_state->__pyx_codeobj__2);
+  Py_CLEAR(clear_module_state->__pyx_codeobj__3);
+  Py_CLEAR(clear_module_state->__pyx_codeobj__4);
+  return 0;
+}
+#endif
+/* #### Code section: module_state_traverse ### */
+#if CYTHON_USE_MODULE_STATE
+static int __pyx_m_traverse(PyObject *m, visitproc visit, void *arg) {
+  __pyx_mstate *traverse_module_state = __pyx_mstate(m);
+  if (!traverse_module_state) return 0;
+  Py_VISIT(traverse_module_state->__pyx_d);
+  Py_VISIT(traverse_module_state->__pyx_b);
+  Py_VISIT(traverse_module_state->__pyx_cython_runtime);
+  Py_VISIT(traverse_module_state->__pyx_empty_tuple);
+  Py_VISIT(traverse_module_state->__pyx_empty_bytes);
+  Py_VISIT(traverse_module_state->__pyx_empty_unicode);
+  #ifdef __Pyx_CyFunction_USED
+  Py_VISIT(traverse_module_state->__pyx_CyFunctionType);
+  #endif
+  #ifdef __Pyx_FusedFunction_USED
+  Py_VISIT(traverse_module_state->__pyx_FusedFunctionType);
+  #endif
+  Py_VISIT(traverse_module_state->__pyx_ptype_7cpython_4type_type);
+  Py_VISIT(traverse_module_state->__pyx_ptype_7cpython_4bool_bool);
+  Py_VISIT(traverse_module_state->__pyx_ptype_7cpython_7complex_complex);
+  Py_VISIT(traverse_module_state->__pyx_ptype_7cpython_5array_array);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_10libchtslib_HTSFile);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_9libcfaidx_FastaFile);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_9libcfaidx_FastqProxy);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_9libcfaidx_FastxRecord);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_9libcfaidx_FastxFile);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_9libcfaidx_FastqFile);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_9libcfaidx_Fastafile);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_18libcalignedsegment_AlignedSegment);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_18libcalignedsegment_PileupColumn);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_18libcalignedsegment_PileupRead);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_17libcalignmentfile_AlignmentHeader);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_17libcalignmentfile_AlignmentFile);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRow);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowRegion);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowHead);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowAll);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowAllRefs);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowSelection);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorColumn);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorColumnRegion);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorColumnAllRefs);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IteratorColumnAll);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_17libcalignmentfile_IndexedReads);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_11libcsamfile_AlignedRead);
+  Py_VISIT(traverse_module_state->__pyx_type_5pysam_11libcsamfile_AlignedRead);
+  Py_VISIT(traverse_module_state->__pyx_ptype_5pysam_11libcsamfile_Samfile);
+  Py_VISIT(traverse_module_state->__pyx_type_5pysam_11libcsamfile_Samfile);
+  Py_VISIT(traverse_module_state->__pyx_n_s_AlignedRead);
+  Py_VISIT(traverse_module_state->__pyx_n_u_AlignedRead);
+  Py_VISIT(traverse_module_state->__pyx_n_s_AlignedRead___reduce_cython);
+  Py_VISIT(traverse_module_state->__pyx_n_s_AlignedRead___setstate_cython);
+  Py_VISIT(traverse_module_state->__pyx_n_s_MemoryError);
+  Py_VISIT(traverse_module_state->__pyx_n_s_Samfile);
+  Py_VISIT(traverse_module_state->__pyx_n_u_Samfile);
+  Py_VISIT(traverse_module_state->__pyx_n_s_Samfile___reduce_cython);
+  Py_VISIT(traverse_module_state->__pyx_n_s_Samfile___setstate_cython);
+  Py_VISIT(traverse_module_state->__pyx_n_s_TypeError);
+  Py_VISIT(traverse_module_state->__pyx_n_s__5);
+  Py_VISIT(traverse_module_state->__pyx_n_s__8);
+  Py_VISIT(traverse_module_state->__pyx_n_s_all);
+  Py_VISIT(traverse_module_state->__pyx_n_s_asyncio_coroutines);
+  Py_VISIT(traverse_module_state->__pyx_n_s_cline_in_traceback);
+  Py_VISIT(traverse_module_state->__pyx_n_s_collections);
+  Py_VISIT(traverse_module_state->__pyx_n_s_ctypes);
+  Py_VISIT(traverse_module_state->__pyx_kp_u_disable);
+  Py_VISIT(traverse_module_state->__pyx_kp_u_enable);
+  Py_VISIT(traverse_module_state->__pyx_kp_u_gc);
+  Py_VISIT(traverse_module_state->__pyx_n_s_getstate);
+  Py_VISIT(traverse_module_state->__pyx_n_s_import);
+  Py_VISIT(traverse_module_state->__pyx_n_s_initializing);
+  Py_VISIT(traverse_module_state->__pyx_n_s_is_coroutine);
+  Py_VISIT(traverse_module_state->__pyx_kp_u_isenabled);
+  Py_VISIT(traverse_module_state->__pyx_n_s_itertools);
+  Py_VISIT(traverse_module_state->__pyx_n_s_main);
+  Py_VISIT(traverse_module_state->__pyx_n_s_name);
+  Py_VISIT(traverse_module_state->__pyx_n_s_os);
+  Py_VISIT(traverse_module_state->__pyx_n_s_platform);
+  Py_VISIT(traverse_module_state->__pyx_n_s_pysam_libcsamfile);
+  Py_VISIT(traverse_module_state->__pyx_n_s_pyx_state);
+  Py_VISIT(traverse_module_state->__pyx_n_s_pyx_vtable);
+  Py_VISIT(traverse_module_state->__pyx_n_s_re);
+  Py_VISIT(traverse_module_state->__pyx_n_s_reduce);
+  Py_VISIT(traverse_module_state->__pyx_n_s_reduce_cython);
+  Py_VISIT(traverse_module_state->__pyx_n_s_reduce_ex);
+  Py_VISIT(traverse_module_state->__pyx_n_s_self);
+  Py_VISIT(traverse_module_state->__pyx_kp_s_self__delegate_cannot_be_convert);
+  Py_VISIT(traverse_module_state->__pyx_kp_s_self_b_self_htsfile_self_index_c);
+  Py_VISIT(traverse_module_state->__pyx_n_s_setstate);
+  Py_VISIT(traverse_module_state->__pyx_n_s_setstate_cython);
+  Py_VISIT(traverse_module_state->__pyx_n_s_spec);
+  Py_VISIT(traverse_module_state->__pyx_kp_s_stringsource);
+  Py_VISIT(traverse_module_state->__pyx_n_s_struct);
+  Py_VISIT(traverse_module_state->__pyx_n_s_sys);
+  Py_VISIT(traverse_module_state->__pyx_n_s_tempfile);
+  Py_VISIT(traverse_module_state->__pyx_n_s_test);
+  Py_VISIT(traverse_module_state->__pyx_n_s_types);
+  Py_VISIT(traverse_module_state->__pyx_n_s_warnings);
+  Py_VISIT(traverse_module_state->__pyx_codeobj_);
+  Py_VISIT(traverse_module_state->__pyx_tuple__6);
+  Py_VISIT(traverse_module_state->__pyx_tuple__7);
+  Py_VISIT(traverse_module_state->__pyx_codeobj__2);
+  Py_VISIT(traverse_module_state->__pyx_codeobj__3);
+  Py_VISIT(traverse_module_state->__pyx_codeobj__4);
+  return 0;
+}
+#endif
+/* #### Code section: module_state_defines ### */
+#define __pyx_d __pyx_mstate_global->__pyx_d
+#define __pyx_b __pyx_mstate_global->__pyx_b
+#define __pyx_cython_runtime __pyx_mstate_global->__pyx_cython_runtime
+#define __pyx_empty_tuple __pyx_mstate_global->__pyx_empty_tuple
+#define __pyx_empty_bytes __pyx_mstate_global->__pyx_empty_bytes
+#define __pyx_empty_unicode __pyx_mstate_global->__pyx_empty_unicode
+#ifdef __Pyx_CyFunction_USED
+#define __pyx_CyFunctionType __pyx_mstate_global->__pyx_CyFunctionType
+#endif
+#ifdef __Pyx_FusedFunction_USED
+#define __pyx_FusedFunctionType __pyx_mstate_global->__pyx_FusedFunctionType
+#endif
+#ifdef __Pyx_Generator_USED
+#define __pyx_GeneratorType __pyx_mstate_global->__pyx_GeneratorType
+#endif
+#ifdef __Pyx_IterableCoroutine_USED
+#define __pyx_IterableCoroutineType __pyx_mstate_global->__pyx_IterableCoroutineType
+#endif
+#ifdef __Pyx_Coroutine_USED
+#define __pyx_CoroutineAwaitType __pyx_mstate_global->__pyx_CoroutineAwaitType
+#endif
+#ifdef __Pyx_Coroutine_USED
+#define __pyx_CoroutineType __pyx_mstate_global->__pyx_CoroutineType
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#define __pyx_ptype_7cpython_4type_type __pyx_mstate_global->__pyx_ptype_7cpython_4type_type
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#define __pyx_ptype_7cpython_4bool_bool __pyx_mstate_global->__pyx_ptype_7cpython_4bool_bool
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#define __pyx_ptype_7cpython_7complex_complex __pyx_mstate_global->__pyx_ptype_7cpython_7complex_complex
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#define __pyx_ptype_7cpython_5array_array __pyx_mstate_global->__pyx_ptype_7cpython_5array_array
+#if CYTHON_USE_MODULE_STATE
+#endif
+#if CYTHON_USE_MODULE_STATE
+#endif
+#define __pyx_ptype_5pysam_10libchtslib_HTSFile __pyx_mstate_global->__pyx_ptype_5pysam_10libchtslib_HTSFile
+#if CYTHON_USE_MODULE_STATE
+#endif
+#define __pyx_ptype_5pysam_9libcfaidx_FastaFile __pyx_mstate_global->__pyx_ptype_5pysam_9libcfaidx_FastaFile
+#define __pyx_ptype_5pysam_9libcfaidx_FastqProxy __pyx_mstate_global->__pyx_ptype_5pysam_9libcfaidx_FastqProxy
+#define __pyx_ptype_5pysam_9libcfaidx_FastxRecord __pyx_mstate_global->__pyx_ptype_5pysam_9libcfaidx_FastxRecord
+#define __pyx_ptype_5pysam_9libcfaidx_FastxFile __pyx_mstate_global->__pyx_ptype_5pysam_9libcfaidx_FastxFile
+#define __pyx_ptype_5pysam_9libcfaidx_FastqFile __pyx_mstate_global->__pyx_ptype_5pysam_9libcfaidx_FastqFile
+#define __pyx_ptype_5pysam_9libcfaidx_Fastafile __pyx_mstate_global->__pyx_ptype_5pysam_9libcfaidx_Fastafile
+#if CYTHON_USE_MODULE_STATE
+#endif
+#define __pyx_ptype_5pysam_18libcalignedsegment_AlignedSegment __pyx_mstate_global->__pyx_ptype_5pysam_18libcalignedsegment_AlignedSegment
+#define __pyx_ptype_5pysam_18libcalignedsegment_PileupColumn __pyx_mstate_global->__pyx_ptype_5pysam_18libcalignedsegment_PileupColumn
+#define __pyx_ptype_5pysam_18libcalignedsegment_PileupRead __pyx_mstate_global->__pyx_ptype_5pysam_18libcalignedsegment_PileupRead
+#if CYTHON_USE_MODULE_STATE
+#endif
+#define __pyx_ptype_5pysam_17libcalignmentfile_AlignmentHeader __pyx_mstate_global->__pyx_ptype_5pysam_17libcalignmentfile_AlignmentHeader
+#define __pyx_ptype_5pysam_17libcalignmentfile_AlignmentFile __pyx_mstate_global->__pyx_ptype_5pysam_17libcalignmentfile_AlignmentFile
+#define __pyx_ptype_5pysam_17libcalignmentfile_IteratorRow __pyx_mstate_global->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRow
+#define __pyx_ptype_5pysam_17libcalignmentfile_IteratorRowRegion __pyx_mstate_global->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowRegion
+#define __pyx_ptype_5pysam_17libcalignmentfile_IteratorRowHead __pyx_mstate_global->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowHead
+#define __pyx_ptype_5pysam_17libcalignmentfile_IteratorRowAll __pyx_mstate_global->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowAll
+#define __pyx_ptype_5pysam_17libcalignmentfile_IteratorRowAllRefs __pyx_mstate_global->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowAllRefs
+#define __pyx_ptype_5pysam_17libcalignmentfile_IteratorRowSelection __pyx_mstate_global->__pyx_ptype_5pysam_17libcalignmentfile_IteratorRowSelection
+#define __pyx_ptype_5pysam_17libcalignmentfile_IteratorColumn __pyx_mstate_global->__pyx_ptype_5pysam_17libcalignmentfile_IteratorColumn
+#define __pyx_ptype_5pysam_17libcalignmentfile_IteratorColumnRegion __pyx_mstate_global->__pyx_ptype_5pysam_17libcalignmentfile_IteratorColumnRegion
+#define __pyx_ptype_5pysam_17libcalignmentfile_IteratorColumnAllRefs __pyx_mstate_global->__pyx_ptype_5pysam_17libcalignmentfile_IteratorColumnAllRefs
+#define __pyx_ptype_5pysam_17libcalignmentfile_IteratorColumnAll __pyx_mstate_global->__pyx_ptype_5pysam_17libcalignmentfile_IteratorColumnAll
+#define __pyx_ptype_5pysam_17libcalignmentfile_IndexedReads __pyx_mstate_global->__pyx_ptype_5pysam_17libcalignmentfile_IndexedReads
+#if CYTHON_USE_MODULE_STATE
+#define __pyx_type_5pysam_11libcsamfile_AlignedRead __pyx_mstate_global->__pyx_type_5pysam_11libcsamfile_AlignedRead
+#define __pyx_type_5pysam_11libcsamfile_Samfile __pyx_mstate_global->__pyx_type_5pysam_11libcsamfile_Samfile
+#endif
+#define __pyx_ptype_5pysam_11libcsamfile_AlignedRead __pyx_mstate_global->__pyx_ptype_5pysam_11libcsamfile_AlignedRead
+#define __pyx_ptype_5pysam_11libcsamfile_Samfile __pyx_mstate_global->__pyx_ptype_5pysam_11libcsamfile_Samfile
+#define __pyx_n_s_AlignedRead __pyx_mstate_global->__pyx_n_s_AlignedRead
+#define __pyx_n_u_AlignedRead __pyx_mstate_global->__pyx_n_u_AlignedRead
+#define __pyx_n_s_AlignedRead___reduce_cython __pyx_mstate_global->__pyx_n_s_AlignedRead___reduce_cython
+#define __pyx_n_s_AlignedRead___setstate_cython __pyx_mstate_global->__pyx_n_s_AlignedRead___setstate_cython
+#define __pyx_n_s_MemoryError __pyx_mstate_global->__pyx_n_s_MemoryError
+#define __pyx_n_s_Samfile __pyx_mstate_global->__pyx_n_s_Samfile
+#define __pyx_n_u_Samfile __pyx_mstate_global->__pyx_n_u_Samfile
+#define __pyx_n_s_Samfile___reduce_cython __pyx_mstate_global->__pyx_n_s_Samfile___reduce_cython
+#define __pyx_n_s_Samfile___setstate_cython __pyx_mstate_global->__pyx_n_s_Samfile___setstate_cython
+#define __pyx_n_s_TypeError __pyx_mstate_global->__pyx_n_s_TypeError
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+#define __pyx_kp_u_enable __pyx_mstate_global->__pyx_kp_u_enable
+#define __pyx_kp_u_gc __pyx_mstate_global->__pyx_kp_u_gc
+#define __pyx_n_s_getstate __pyx_mstate_global->__pyx_n_s_getstate
+#define __pyx_n_s_import __pyx_mstate_global->__pyx_n_s_import
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+#define __pyx_kp_u_isenabled __pyx_mstate_global->__pyx_kp_u_isenabled
+#define __pyx_n_s_itertools __pyx_mstate_global->__pyx_n_s_itertools
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+#define __pyx_n_s_os __pyx_mstate_global->__pyx_n_s_os
+#define __pyx_n_s_platform __pyx_mstate_global->__pyx_n_s_platform
+#define __pyx_n_s_pysam_libcsamfile __pyx_mstate_global->__pyx_n_s_pysam_libcsamfile
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+#define __pyx_n_s_re __pyx_mstate_global->__pyx_n_s_re
+#define __pyx_n_s_reduce __pyx_mstate_global->__pyx_n_s_reduce
+#define __pyx_n_s_reduce_cython __pyx_mstate_global->__pyx_n_s_reduce_cython
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+#define __pyx_kp_s_self_b_self_htsfile_self_index_c __pyx_mstate_global->__pyx_kp_s_self_b_self_htsfile_self_index_c
+#define __pyx_n_s_setstate __pyx_mstate_global->__pyx_n_s_setstate
+#define __pyx_n_s_setstate_cython __pyx_mstate_global->__pyx_n_s_setstate_cython
+#define __pyx_n_s_spec __pyx_mstate_global->__pyx_n_s_spec
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+#define __pyx_n_s_struct __pyx_mstate_global->__pyx_n_s_struct
+#define __pyx_n_s_sys __pyx_mstate_global->__pyx_n_s_sys
+#define __pyx_n_s_tempfile __pyx_mstate_global->__pyx_n_s_tempfile
+#define __pyx_n_s_test __pyx_mstate_global->__pyx_n_s_test
+#define __pyx_n_s_types __pyx_mstate_global->__pyx_n_s_types
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+      values[0] = __Pyx_Arg_FASTCALL(__pyx_args, 0);
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+  goto __pyx_L6_skip;
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+  __Pyx_RaiseArgtupleInvalid("__setstate_cython__", 1, 1, 1, __pyx_nargs); __PYX_ERR(0, 3, __pyx_L3_error)
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+  goto __pyx_L4_argument_unpacking_done;
+  __pyx_L3_error:;
+  {
+    Py_ssize_t __pyx_temp;
+    for (__pyx_temp=0; __pyx_temp < (Py_ssize_t)(sizeof(values)/sizeof(values[0])); ++__pyx_temp) {
+      __Pyx_Arg_XDECREF_FASTCALL(values[__pyx_temp]);
+    }
+  }
+  __Pyx_AddTraceback("pysam.libcsamfile.AlignedRead.__setstate_cython__", __pyx_clineno, __pyx_lineno, __pyx_filename);
+  __Pyx_RefNannyFinishContext();
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+
+  /* function exit code */
+  {
+    Py_ssize_t __pyx_temp;
+    for (__pyx_temp=0; __pyx_temp < (Py_ssize_t)(sizeof(values)/sizeof(values[0])); ++__pyx_temp) {
+      __Pyx_Arg_XDECREF_FASTCALL(values[__pyx_temp]);
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+static PyObject *__pyx_pf_5pysam_11libcsamfile_11AlignedRead_2__setstate_cython__(CYTHON_UNUSED struct __pyx_obj_5pysam_11libcsamfile_AlignedRead *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v___pyx_state) {
+  PyObject *__pyx_r = NULL;
+  __Pyx_TraceDeclarations
+  __Pyx_RefNannyDeclarations
+  int __pyx_lineno = 0;
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+  int __pyx_clineno = 0;
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+  __Pyx_RefNannySetupContext("__setstate_cython__", 1);
+  __Pyx_TraceCall("__setstate_cython__", __pyx_f[0], 3, 0, __PYX_ERR(0, 3, __pyx_L1_error));
+
+  /* "(tree fragment)":4
+ *     raise TypeError, "self._delegate cannot be converted to a Python object for pickling"
+ * def __setstate_cython__(self, __pyx_state):
+ *     raise TypeError, "self._delegate cannot be converted to a Python object for pickling"             # <<<<<<<<<<<<<<
+ */
+  __Pyx_Raise(__pyx_builtin_TypeError, __pyx_kp_s_self__delegate_cannot_be_convert, 0, 0);
+  __PYX_ERR(0, 4, __pyx_L1_error)
+
+  /* "(tree fragment)":3
+ * def __reduce_cython__(self):
+ *     raise TypeError, "self._delegate cannot be converted to a Python object for pickling"
+ * def __setstate_cython__(self, __pyx_state):             # <<<<<<<<<<<<<<
+ *     raise TypeError, "self._delegate cannot be converted to a Python object for pickling"
+ */
+
+  /* function exit code */
+  __pyx_L1_error:;
+  __Pyx_AddTraceback("pysam.libcsamfile.AlignedRead.__setstate_cython__", __pyx_clineno, __pyx_lineno, __pyx_filename);
+  __pyx_r = NULL;
+  __Pyx_XGIVEREF(__pyx_r);
+  __Pyx_TraceReturn(__pyx_r, 0);
+  __Pyx_RefNannyFinishContext();
+  return __pyx_r;
+}
+static struct __pyx_vtabstruct_5pysam_11libcsamfile_AlignedRead __pyx_vtable_5pysam_11libcsamfile_AlignedRead;
+
+static PyObject *__pyx_tp_new_5pysam_11libcsamfile_AlignedRead(PyTypeObject *t, PyObject *a, PyObject *k) {
+  struct __pyx_obj_5pysam_11libcsamfile_AlignedRead *p;
+  PyObject *o = __Pyx_PyType_GetSlot(__pyx_ptype_5pysam_18libcalignedsegment_AlignedSegment, tp_new, newfunc)(t, a, k);
+  if (unlikely(!o)) return 0;
+  p = ((struct __pyx_obj_5pysam_11libcsamfile_AlignedRead *)o);
+  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_5pysam_18libcalignedsegment_AlignedSegment*)__pyx_vtabptr_5pysam_11libcsamfile_AlignedRead;
+  return o;
+}
+
+static int __pyx_tp_traverse_5pysam_11libcsamfile_AlignedRead(PyObject *o, visitproc v, void *a) {
+  int e;
+  e = ((likely(__pyx_ptype_5pysam_18libcalignedsegment_AlignedSegment)) ? ((__pyx_ptype_5pysam_18libcalignedsegment_AlignedSegment->tp_traverse) ? __pyx_ptype_5pysam_18libcalignedsegment_AlignedSegment->tp_traverse(o, v, a) : 0) : __Pyx_call_next_tp_traverse(o, v, a, __pyx_tp_traverse_5pysam_11libcsamfile_AlignedRead)); if (e) return e;
+  return 0;
+}
+
+static int __pyx_tp_clear_5pysam_11libcsamfile_AlignedRead(PyObject *o) {
+  if (likely(__pyx_ptype_5pysam_18libcalignedsegment_AlignedSegment)) { if (__pyx_ptype_5pysam_18libcalignedsegment_AlignedSegment->tp_clear) __pyx_ptype_5pysam_18libcalignedsegment_AlignedSegment->tp_clear(o); } else __Pyx_call_next_tp_clear(o, __pyx_tp_clear_5pysam_11libcsamfile_AlignedRead);
+  return 0;
+}
+
+static PyMethodDef __pyx_methods_5pysam_11libcsamfile_AlignedRead[] = {
+  {"__reduce_cython__", (PyCFunction)(void*)(__Pyx_PyCFunction_FastCallWithKeywords)__pyx_pw_5pysam_11libcsamfile_11AlignedRead_1__reduce_cython__, __Pyx_METH_FASTCALL|METH_KEYWORDS, __pyx_doc_5pysam_11libcsamfile_11AlignedRead___reduce_cython__},
+  {"__setstate_cython__", (PyCFunction)(void*)(__Pyx_PyCFunction_FastCallWithKeywords)__pyx_pw_5pysam_11libcsamfile_11AlignedRead_3__setstate_cython__, __Pyx_METH_FASTCALL|METH_KEYWORDS, __pyx_doc_5pysam_11libcsamfile_11AlignedRead_2__setstate_cython__},
+  {0, 0, 0, 0}
+};
+#if CYTHON_USE_TYPE_SPECS
+static PyType_Slot __pyx_type_5pysam_11libcsamfile_AlignedRead_slots[] = {
+  {Py_tp_doc, (void *)PyDoc_STR("Deprecated alternative for :class:`~pysam.AlignedSegment`\n\n    Added for backwards compatibility with pysam <= 0.8.0\n    ")},
+  {Py_tp_traverse, (void *)__pyx_tp_traverse_5pysam_11libcsamfile_AlignedRead},
+  {Py_tp_clear, (void *)__pyx_tp_clear_5pysam_11libcsamfile_AlignedRead},
+  {Py_tp_methods, (void *)__pyx_methods_5pysam_11libcsamfile_AlignedRead},
+  {Py_tp_new, (void *)__pyx_tp_new_5pysam_11libcsamfile_AlignedRead},
+  {0, 0},
+};
+static PyType_Spec __pyx_type_5pysam_11libcsamfile_AlignedRead_spec = {
+  "pysam.libcsamfile.AlignedRead",
+  sizeof(struct __pyx_obj_5pysam_11libcsamfile_AlignedRead),
+  0,
+  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC|Py_TPFLAGS_HAVE_FINALIZE,
+  __pyx_type_5pysam_11libcsamfile_AlignedRead_slots,
+};
+#else
+
+static PyTypeObject __pyx_type_5pysam_11libcsamfile_AlignedRead = {
+  PyVarObject_HEAD_INIT(0, 0)
+  "pysam.libcsamfile.""AlignedRead", /*tp_name*/
+  sizeof(struct __pyx_obj_5pysam_11libcsamfile_AlignedRead), /*tp_basicsize*/
+  0, /*tp_itemsize*/
+  0, /*tp_dealloc*/
+  #if PY_VERSION_HEX < 0x030800b4
+  0, /*tp_print*/
+  #endif
+  #if PY_VERSION_HEX >= 0x030800b4
+  0, /*tp_vectorcall_offset*/
+  #endif
+  0, /*tp_getattr*/
+  0, /*tp_setattr*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*tp_compare*/
+  #endif
+  #if PY_MAJOR_VERSION >= 3
+  0, /*tp_as_async*/
+  #endif
+  0, /*tp_repr*/
+  0, /*tp_as_number*/
+  0, /*tp_as_sequence*/
+  0, /*tp_as_mapping*/
+  0, /*tp_hash*/
+  0, /*tp_call*/
+  0, /*tp_str*/
+  0, /*tp_getattro*/
+  0, /*tp_setattro*/
+  0, /*tp_as_buffer*/
+  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC|Py_TPFLAGS_HAVE_FINALIZE, /*tp_flags*/
+  PyDoc_STR("Deprecated alternative for :class:`~pysam.AlignedSegment`\n\n    Added for backwards compatibility with pysam <= 0.8.0\n    "), /*tp_doc*/
+  __pyx_tp_traverse_5pysam_11libcsamfile_AlignedRead, /*tp_traverse*/
+  __pyx_tp_clear_5pysam_11libcsamfile_AlignedRead, /*tp_clear*/
+  0, /*tp_richcompare*/
+  0, /*tp_weaklistoffset*/
+  0, /*tp_iter*/
+  0, /*tp_iternext*/
+  __pyx_methods_5pysam_11libcsamfile_AlignedRead, /*tp_methods*/
+  0, /*tp_members*/
+  0, /*tp_getset*/
+  0, /*tp_base*/
+  0, /*tp_dict*/
+  0, /*tp_descr_get*/
+  0, /*tp_descr_set*/
+  #if !CYTHON_USE_TYPE_SPECS
+  0, /*tp_dictoffset*/
+  #endif
+  0, /*tp_init*/
+  0, /*tp_alloc*/
+  __pyx_tp_new_5pysam_11libcsamfile_AlignedRead, /*tp_new*/
+  0, /*tp_free*/
+  0, /*tp_is_gc*/
+  0, /*tp_bases*/
+  0, /*tp_mro*/
+  0, /*tp_cache*/
+  0, /*tp_subclasses*/
+  0, /*tp_weaklist*/
+  0, /*tp_del*/
+  0, /*tp_version_tag*/
+  #if PY_VERSION_HEX >= 0x030400a1
+  #if CYTHON_USE_TP_FINALIZE
+  0, /*tp_finalize*/
+  #else
+  NULL, /*tp_finalize*/
+  #endif
+  #endif
+  #if PY_VERSION_HEX >= 0x030800b1 && (!CYTHON_COMPILING_IN_PYPY || PYPY_VERSION_NUM >= 0x07030800)
+  0, /*tp_vectorcall*/
+  #endif
+  #if __PYX_NEED_TP_PRINT_SLOT == 1
+  0, /*tp_print*/
+  #endif
+  #if PY_VERSION_HEX >= 0x030C0000
+  0, /*tp_watched*/
+  #endif
+  #if PY_VERSION_HEX >= 0x030d00A4
+  0, /*tp_versions_used*/
+  #endif
+  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
+  0, /*tp_pypy_flags*/
+  #endif
+};
+#endif
+static struct __pyx_vtabstruct_5pysam_11libcsamfile_Samfile __pyx_vtable_5pysam_11libcsamfile_Samfile;
+
+static PyObject *__pyx_tp_new_5pysam_11libcsamfile_Samfile(PyTypeObject *t, PyObject *a, PyObject *k) {
+  struct __pyx_obj_5pysam_11libcsamfile_Samfile *p;
+  PyObject *o = __Pyx_PyType_GetSlot(__pyx_ptype_5pysam_17libcalignmentfile_AlignmentFile, tp_new, newfunc)(t, a, k);
+  if (unlikely(!o)) return 0;
+  p = ((struct __pyx_obj_5pysam_11libcsamfile_Samfile *)o);
+  p->__pyx_base.__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_5pysam_10libchtslib_HTSFile*)__pyx_vtabptr_5pysam_11libcsamfile_Samfile;
+  return o;
+}
+
+static int __pyx_tp_traverse_5pysam_11libcsamfile_Samfile(PyObject *o, visitproc v, void *a) {
+  int e;
+  e = ((likely(__pyx_ptype_5pysam_17libcalignmentfile_AlignmentFile)) ? ((__pyx_ptype_5pysam_17libcalignmentfile_AlignmentFile->tp_traverse) ? __pyx_ptype_5pysam_17libcalignmentfile_AlignmentFile->tp_traverse(o, v, a) : 0) : __Pyx_call_next_tp_traverse(o, v, a, __pyx_tp_traverse_5pysam_11libcsamfile_Samfile)); if (e) return e;
+  return 0;
+}
+
+static int __pyx_tp_clear_5pysam_11libcsamfile_Samfile(PyObject *o) {
+  if (likely(__pyx_ptype_5pysam_17libcalignmentfile_AlignmentFile)) { if (__pyx_ptype_5pysam_17libcalignmentfile_AlignmentFile->tp_clear) __pyx_ptype_5pysam_17libcalignmentfile_AlignmentFile->tp_clear(o); } else __Pyx_call_next_tp_clear(o, __pyx_tp_clear_5pysam_11libcsamfile_Samfile);
+  return 0;
+}
+
+static PyMethodDef __pyx_methods_5pysam_11libcsamfile_Samfile[] = {
+  {"__reduce_cython__", (PyCFunction)(void*)(__Pyx_PyCFunction_FastCallWithKeywords)__pyx_pw_5pysam_11libcsamfile_7Samfile_1__reduce_cython__, __Pyx_METH_FASTCALL|METH_KEYWORDS, __pyx_doc_5pysam_11libcsamfile_7Samfile___reduce_cython__},
+  {"__setstate_cython__", (PyCFunction)(void*)(__Pyx_PyCFunction_FastCallWithKeywords)__pyx_pw_5pysam_11libcsamfile_7Samfile_3__setstate_cython__, __Pyx_METH_FASTCALL|METH_KEYWORDS, __pyx_doc_5pysam_11libcsamfile_7Samfile_2__setstate_cython__},
+  {0, 0, 0, 0}
+};
+#if CYTHON_USE_TYPE_SPECS
+static PyType_Slot __pyx_type_5pysam_11libcsamfile_Samfile_slots[] = {
+  {Py_tp_doc, (void *)PyDoc_STR("Deprecated alternative for :class:`~pysam.AlignmentFile`\n\n    Added for backwards compatibility with pysam <= 0.8.0\n    ")},
+  {Py_tp_traverse, (void *)__pyx_tp_traverse_5pysam_11libcsamfile_Samfile},
+  {Py_tp_clear, (void *)__pyx_tp_clear_5pysam_11libcsamfile_Samfile},
+  {Py_tp_methods, (void *)__pyx_methods_5pysam_11libcsamfile_Samfile},
+  {Py_tp_new, (void *)__pyx_tp_new_5pysam_11libcsamfile_Samfile},
+  {0, 0},
+};
+static PyType_Spec __pyx_type_5pysam_11libcsamfile_Samfile_spec = {
+  "pysam.libcsamfile.Samfile",
+  sizeof(struct __pyx_obj_5pysam_11libcsamfile_Samfile),
+  0,
+  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC|Py_TPFLAGS_HAVE_FINALIZE,
+  __pyx_type_5pysam_11libcsamfile_Samfile_slots,
+};
+#else
+
+static PyTypeObject __pyx_type_5pysam_11libcsamfile_Samfile = {
+  PyVarObject_HEAD_INIT(0, 0)
+  "pysam.libcsamfile.""Samfile", /*tp_name*/
+  sizeof(struct __pyx_obj_5pysam_11libcsamfile_Samfile), /*tp_basicsize*/
+  0, /*tp_itemsize*/
+  0, /*tp_dealloc*/
+  #if PY_VERSION_HEX < 0x030800b4
+  0, /*tp_print*/
+  #endif
+  #if PY_VERSION_HEX >= 0x030800b4
+  0, /*tp_vectorcall_offset*/
+  #endif
+  0, /*tp_getattr*/
+  0, /*tp_setattr*/
+  #if PY_MAJOR_VERSION < 3
+  0, /*tp_compare*/
+  #endif
+  #if PY_MAJOR_VERSION >= 3
+  0, /*tp_as_async*/
+  #endif
+  0, /*tp_repr*/
+  0, /*tp_as_number*/
+  0, /*tp_as_sequence*/
+  0, /*tp_as_mapping*/
+  0, /*tp_hash*/
+  0, /*tp_call*/
+  0, /*tp_str*/
+  0, /*tp_getattro*/
+  0, /*tp_setattro*/
+  0, /*tp_as_buffer*/
+  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC|Py_TPFLAGS_HAVE_FINALIZE, /*tp_flags*/
+  PyDoc_STR("Deprecated alternative for :class:`~pysam.AlignmentFile`\n\n    Added for backwards compatibility with pysam <= 0.8.0\n    "), /*tp_doc*/
+  __pyx_tp_traverse_5pysam_11libcsamfile_Samfile, /*tp_traverse*/
+  __pyx_tp_clear_5pysam_11libcsamfile_Samfile, /*tp_clear*/
+  0, /*tp_richcompare*/
+  0, /*tp_weaklistoffset*/
+  0, /*tp_iter*/
+  0, /*tp_iternext*/
+  __pyx_methods_5pysam_11libcsamfile_Samfile, /*tp_methods*/
+  0, /*tp_members*/
+  0, /*tp_getset*/
+  0, /*tp_base*/
+  0, /*tp_dict*/
+  0, /*tp_descr_get*/
+  0, /*tp_descr_set*/
+  #if !CYTHON_USE_TYPE_SPECS
+  0, /*tp_dictoffset*/
+  #endif
+  0, /*tp_init*/
+  0, /*tp_alloc*/
+  __pyx_tp_new_5pysam_11libcsamfile_Samfile, /*tp_new*/
+  0, /*tp_free*/
+  0, /*tp_is_gc*/
+  0, /*tp_bases*/
+  0, /*tp_mro*/
+  0, /*tp_cache*/
+  0, /*tp_subclasses*/
+  0, /*tp_weaklist*/
+  0, /*tp_del*/
+  0, /*tp_version_tag*/
+  #if PY_VERSION_HEX >= 0x030400a1
+  #if CYTHON_USE_TP_FINALIZE
+  0, /*tp_finalize*/
+  #else
+  NULL, /*tp_finalize*/
+  #endif
+  #endif
+  #if PY_VERSION_HEX >= 0x030800b1 && (!CYTHON_COMPILING_IN_PYPY || PYPY_VERSION_NUM >= 0x07030800)
+  0, /*tp_vectorcall*/
+  #endif
+  #if __PYX_NEED_TP_PRINT_SLOT == 1
+  0, /*tp_print*/
+  #endif
+  #if PY_VERSION_HEX >= 0x030C0000
+  0, /*tp_watched*/
+  #endif
+  #if PY_VERSION_HEX >= 0x030d00A4
+  0, /*tp_versions_used*/
+  #endif
+  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
+  0, /*tp_pypy_flags*/
+  #endif
+};
+#endif
+
+static PyMethodDef __pyx_methods[] = {
+  {0, 0, 0, 0}
+};
+#ifndef CYTHON_SMALL_CODE
+#if defined(__clang__)
+    #define CYTHON_SMALL_CODE
+#elif defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3))
+    #define CYTHON_SMALL_CODE __attribute__((cold))
+#else
+    #define CYTHON_SMALL_CODE
+#endif
+#endif
+/* #### Code section: pystring_table ### */
+
+static int __Pyx_CreateStringTabAndInitStrings(void) {
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+    {&__pyx_n_s_AlignedRead___reduce_cython, __pyx_k_AlignedRead___reduce_cython, sizeof(__pyx_k_AlignedRead___reduce_cython), 0, 0, 1, 1},
+    {&__pyx_n_s_AlignedRead___setstate_cython, __pyx_k_AlignedRead___setstate_cython, sizeof(__pyx_k_AlignedRead___setstate_cython), 0, 0, 1, 1},
+    {&__pyx_n_s_MemoryError, __pyx_k_MemoryError, sizeof(__pyx_k_MemoryError), 0, 0, 1, 1},
+    {&__pyx_n_s_Samfile, __pyx_k_Samfile, sizeof(__pyx_k_Samfile), 0, 0, 1, 1},
+    {&__pyx_n_u_Samfile, __pyx_k_Samfile, sizeof(__pyx_k_Samfile), 0, 1, 0, 1},
+    {&__pyx_n_s_Samfile___reduce_cython, __pyx_k_Samfile___reduce_cython, sizeof(__pyx_k_Samfile___reduce_cython), 0, 0, 1, 1},
+    {&__pyx_n_s_Samfile___setstate_cython, __pyx_k_Samfile___setstate_cython, sizeof(__pyx_k_Samfile___setstate_cython), 0, 0, 1, 1},
+    {&__pyx_n_s_TypeError, __pyx_k_TypeError, sizeof(__pyx_k_TypeError), 0, 0, 1, 1},
+    {&__pyx_n_s__5, __pyx_k__5, sizeof(__pyx_k__5), 0, 0, 1, 1},
+    {&__pyx_n_s__8, __pyx_k__8, sizeof(__pyx_k__8), 0, 0, 1, 1},
+    {&__pyx_n_s_all, __pyx_k_all, sizeof(__pyx_k_all), 0, 0, 1, 1},
+    {&__pyx_n_s_asyncio_coroutines, __pyx_k_asyncio_coroutines, sizeof(__pyx_k_asyncio_coroutines), 0, 0, 1, 1},
+    {&__pyx_n_s_cline_in_traceback, __pyx_k_cline_in_traceback, sizeof(__pyx_k_cline_in_traceback), 0, 0, 1, 1},
+    {&__pyx_n_s_collections, __pyx_k_collections, sizeof(__pyx_k_collections), 0, 0, 1, 1},
+    {&__pyx_n_s_ctypes, __pyx_k_ctypes, sizeof(__pyx_k_ctypes), 0, 0, 1, 1},
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+__Pyx_PyMODINIT_FUNC initlibcsamfile(void)
+#else
+__Pyx_PyMODINIT_FUNC PyInit_libcsamfile(void) CYTHON_SMALL_CODE; /*proto*/
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+#if CYTHON_PEP489_MULTI_PHASE_INIT
+{
+  return PyModuleDef_Init(&__pyx_moduledef);
+}
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+}
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+static CYTHON_SMALL_CODE int __Pyx_copy_spec_to_module(PyObject *spec, PyObject *module, const char* from_name, const char* to_name, int allow_none)
+#else
+static CYTHON_SMALL_CODE int __Pyx_copy_spec_to_module(PyObject *spec, PyObject *moddict, const char* from_name, const char* to_name, int allow_none)
+#endif
+{
+    PyObject *value = PyObject_GetAttrString(spec, from_name);
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+}
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+        return NULL;
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+    Py_DECREF(modname);
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+    moddict = PyModule_GetDict(module);
+    if (unlikely(!moddict)) goto bad;
+#endif
+    if (unlikely(__Pyx_copy_spec_to_module(spec, moddict, "loader", "__loader__", 1) < 0)) goto bad;
+    if (unlikely(__Pyx_copy_spec_to_module(spec, moddict, "origin", "__file__", 1) < 0)) goto bad;
+    if (unlikely(__Pyx_copy_spec_to_module(spec, moddict, "parent", "__package__", 1) < 0)) goto bad;
+    if (unlikely(__Pyx_copy_spec_to_module(spec, moddict, "submodule_search_locations", "__path__", 0) < 0)) goto bad;
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+}
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+
+static CYTHON_SMALL_CODE int __pyx_pymod_exec_libcsamfile(PyObject *__pyx_pyinit_module)
+#endif
+#endif
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+    return -1;
+  }
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+  if (__pyx_m) return __Pyx_NewRef(__pyx_m);
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+  #if CYTHON_PEP489_MULTI_PHASE_INIT
+  __pyx_m = __pyx_pyinit_module;
+  Py_INCREF(__pyx_m);
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+  /* "pysam/libcsamfile.pyx":5
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+ * 
+ * 
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+ * 
+ * 
+ */
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+  __Pyx_INCREF(__pyx_n_u_AlignedRead);
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+  __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
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+ * # cython: embedsignature=True             # <<<<<<<<<<<<<<
+ * # cython: profile=True
+ * # adds doc-strings for sphinx
+ */
+  __pyx_t_2 = __Pyx_PyDict_NewPresized(0); if (unlikely(!__pyx_t_2)) __PYX_ERR(3, 1, __pyx_L1_error)
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+  __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
+  __Pyx_TraceReturn(Py_None, 0);
+
+  /*--- Wrapped vars code ---*/
+
+  goto __pyx_L0;
+  __pyx_L1_error:;
+  __Pyx_XDECREF(__pyx_t_2);
+  if (__pyx_m) {
+    if (__pyx_d && stringtab_initialized) {
+      __Pyx_AddTraceback("init pysam.libcsamfile", __pyx_clineno, __pyx_lineno, __pyx_filename);
+    }
+    #if !CYTHON_USE_MODULE_STATE
+    Py_CLEAR(__pyx_m);
+    #else
+    Py_DECREF(__pyx_m);
+    if (pystate_addmodule_run) {
+      PyObject *tp, *value, *tb;
+      PyErr_Fetch(&tp, &value, &tb);
+      PyState_RemoveModule(&__pyx_moduledef);
+      PyErr_Restore(tp, value, tb);
+    }
+    #endif
+  } else if (!PyErr_Occurred()) {
+    PyErr_SetString(PyExc_ImportError, "init pysam.libcsamfile");
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+  return (__pyx_m != NULL) ? 0 : -1;
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+  return __pyx_m;
+  #else
+  return;
+  #endif
+}
+/* #### Code section: cleanup_globals ### */
+/* #### Code section: cleanup_module ### */
+/* #### Code section: main_method ### */
+/* #### Code section: utility_code_pragmas ### */
+#ifdef _MSC_VER
+#pragma warning( push )
+/* Warning 4127: conditional expression is constant
+ * Cython uses constant conditional expressions to allow in inline functions to be optimized at
+ * compile-time, so this warning is not useful
+ */
+#pragma warning( disable : 4127 )
+#endif
+
+
+
+/* #### Code section: utility_code_def ### */
+
+/* --- Runtime support code --- */
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+#if CYTHON_REFNANNY
+static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname) {
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+    void *r = NULL;
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+    p = PyObject_GetAttrString(m, "RefNannyAPI");
+    if (!p) goto end;
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+end:
+    Py_XDECREF(p);
+    Py_XDECREF(m);
+    return (__Pyx_RefNannyAPIStruct *)r;
+}
+#endif
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+/* PyErrExceptionMatches */
+#if CYTHON_FAST_THREAD_STATE
+static int __Pyx_PyErr_ExceptionMatchesTuple(PyObject *exc_type, PyObject *tuple) {
+    Py_ssize_t i, n;
+    n = PyTuple_GET_SIZE(tuple);
+#if PY_MAJOR_VERSION >= 3
+    for (i=0; i<n; i++) {
+        if (exc_type == PyTuple_GET_ITEM(tuple, i)) return 1;
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+#endif
+    for (i=0; i<n; i++) {
+        if (__Pyx_PyErr_GivenExceptionMatches(exc_type, PyTuple_GET_ITEM(tuple, i))) return 1;
+    }
+    return 0;
+}
+static CYTHON_INLINE int __Pyx_PyErr_ExceptionMatchesInState(PyThreadState* tstate, PyObject* err) {
+    int result;
+    PyObject *exc_type;
+#if PY_VERSION_HEX >= 0x030C00A6
+    PyObject *current_exception = tstate->current_exception;
+    if (unlikely(!current_exception)) return 0;
+    exc_type = (PyObject*) Py_TYPE(current_exception);
+    if (exc_type == err) return 1;
+#else
+    exc_type = tstate->curexc_type;
+    if (exc_type == err) return 1;
+    if (unlikely(!exc_type)) return 0;
+#endif
+    #if CYTHON_AVOID_BORROWED_REFS
+    Py_INCREF(exc_type);
+    #endif
+    if (unlikely(PyTuple_Check(err))) {
+        result = __Pyx_PyErr_ExceptionMatchesTuple(exc_type, err);
+    } else {
+        result = __Pyx_PyErr_GivenExceptionMatches(exc_type, err);
+    }
+    #if CYTHON_AVOID_BORROWED_REFS
+    Py_DECREF(exc_type);
+    #endif
+    return result;
+}
+#endif
+
+/* PyErrFetchRestore */
+#if CYTHON_FAST_THREAD_STATE
+static CYTHON_INLINE void __Pyx_ErrRestoreInState(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb) {
+#if PY_VERSION_HEX >= 0x030C00A6
+    PyObject *tmp_value;
+    assert(type == NULL || (value != NULL && type == (PyObject*) Py_TYPE(value)));
+    if (value) {
+        #if CYTHON_COMPILING_IN_CPYTHON
+        if (unlikely(((PyBaseExceptionObject*) value)->traceback != tb))
+        #endif
+            PyException_SetTraceback(value, tb);
+    }
+    tmp_value = tstate->current_exception;
+    tstate->current_exception = value;
+    Py_XDECREF(tmp_value);
+    Py_XDECREF(type);
+    Py_XDECREF(tb);
+#else
+    PyObject *tmp_type, *tmp_value, *tmp_tb;
+    tmp_type = tstate->curexc_type;
+    tmp_value = tstate->curexc_value;
+    tmp_tb = tstate->curexc_traceback;
+    tstate->curexc_type = type;
+    tstate->curexc_value = value;
+    tstate->curexc_traceback = tb;
+    Py_XDECREF(tmp_type);
+    Py_XDECREF(tmp_value);
+    Py_XDECREF(tmp_tb);
+#endif
+}
+static CYTHON_INLINE void __Pyx_ErrFetchInState(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb) {
+#if PY_VERSION_HEX >= 0x030C00A6
+    PyObject* exc_value;
+    exc_value = tstate->current_exception;
+    tstate->current_exception = 0;
+    *value = exc_value;
+    *type = NULL;
+    *tb = NULL;
+    if (exc_value) {
+        *type = (PyObject*) Py_TYPE(exc_value);
+        Py_INCREF(*type);
+        #if CYTHON_COMPILING_IN_CPYTHON
+        *tb = ((PyBaseExceptionObject*) exc_value)->traceback;
+        Py_XINCREF(*tb);
+        #else
+        *tb = PyException_GetTraceback(exc_value);
+        #endif
+    }
+#else
+    *type = tstate->curexc_type;
+    *value = tstate->curexc_value;
+    *tb = tstate->curexc_traceback;
+    tstate->curexc_type = 0;
+    tstate->curexc_value = 0;
+    tstate->curexc_traceback = 0;
+#endif
+}
+#endif
+
+/* PyObjectGetAttrStr */
+#if CYTHON_USE_TYPE_SLOTS
+static CYTHON_INLINE PyObject* __Pyx_PyObject_GetAttrStr(PyObject* obj, PyObject* attr_name) {
+    PyTypeObject* tp = Py_TYPE(obj);
+    if (likely(tp->tp_getattro))
+        return tp->tp_getattro(obj, attr_name);
+#if PY_MAJOR_VERSION < 3
+    if (likely(tp->tp_getattr))
+        return tp->tp_getattr(obj, PyString_AS_STRING(attr_name));
+#endif
+    return PyObject_GetAttr(obj, attr_name);
+}
+#endif
+
+/* PyObjectGetAttrStrNoError */
+#if __PYX_LIMITED_VERSION_HEX < 0x030d00A1
+static void __Pyx_PyObject_GetAttrStr_ClearAttributeError(void) {
+    __Pyx_PyThreadState_declare
+    __Pyx_PyThreadState_assign
+    if (likely(__Pyx_PyErr_ExceptionMatches(PyExc_AttributeError)))
+        __Pyx_PyErr_Clear();
+}
+#endif
+static CYTHON_INLINE PyObject* __Pyx_PyObject_GetAttrStrNoError(PyObject* obj, PyObject* attr_name) {
+    PyObject *result;
+#if __PYX_LIMITED_VERSION_HEX >= 0x030d00A1
+    (void) PyObject_GetOptionalAttr(obj, attr_name, &result);
+    return result;
+#else
+#if CYTHON_COMPILING_IN_CPYTHON && CYTHON_USE_TYPE_SLOTS && PY_VERSION_HEX >= 0x030700B1
+    PyTypeObject* tp = Py_TYPE(obj);
+    if (likely(tp->tp_getattro == PyObject_GenericGetAttr)) {
+        return _PyObject_GenericGetAttrWithDict(obj, attr_name, NULL, 1);
+    }
+#endif
+    result = __Pyx_PyObject_GetAttrStr(obj, attr_name);
+    if (unlikely(!result)) {
+        __Pyx_PyObject_GetAttrStr_ClearAttributeError();
+    }
+    return result;
+#endif
+}
+
+/* GetBuiltinName */
+static PyObject *__Pyx_GetBuiltinName(PyObject *name) {
+    PyObject* result = __Pyx_PyObject_GetAttrStrNoError(__pyx_b, name);
+    if (unlikely(!result) && !PyErr_Occurred()) {
+        PyErr_Format(PyExc_NameError,
+#if PY_MAJOR_VERSION >= 3
+            "name '%U' is not defined", name);
+#else
+            "name '%.200s' is not defined", PyString_AS_STRING(name));
+#endif
+    }
+    return result;
+}
+
+/* TupleAndListFromArray */
+#if CYTHON_COMPILING_IN_CPYTHON
+static CYTHON_INLINE void __Pyx_copy_object_array(PyObject *const *CYTHON_RESTRICT src, PyObject** CYTHON_RESTRICT dest, Py_ssize_t length) {
+    PyObject *v;
+    Py_ssize_t i;
+    for (i = 0; i < length; i++) {
+        v = dest[i] = src[i];
+        Py_INCREF(v);
+    }
+}
+static CYTHON_INLINE PyObject *
+__Pyx_PyTuple_FromArray(PyObject *const *src, Py_ssize_t n)
+{
+    PyObject *res;
+    if (n <= 0) {
+        Py_INCREF(__pyx_empty_tuple);
+        return __pyx_empty_tuple;
+    }
+    res = PyTuple_New(n);
+    if (unlikely(res == NULL)) return NULL;
+    __Pyx_copy_object_array(src, ((PyTupleObject*)res)->ob_item, n);
+    return res;
+}
+static CYTHON_INLINE PyObject *
+__Pyx_PyList_FromArray(PyObject *const *src, Py_ssize_t n)
+{
+    PyObject *res;
+    if (n <= 0) {
+        return PyList_New(0);
+    }
+    res = PyList_New(n);
+    if (unlikely(res == NULL)) return NULL;
+    __Pyx_copy_object_array(src, ((PyListObject*)res)->ob_item, n);
+    return res;
+}
+#endif
+
+/* BytesEquals */
+static CYTHON_INLINE int __Pyx_PyBytes_Equals(PyObject* s1, PyObject* s2, int equals) {
+#if CYTHON_COMPILING_IN_PYPY || CYTHON_COMPILING_IN_LIMITED_API
+    return PyObject_RichCompareBool(s1, s2, equals);
+#else
+    if (s1 == s2) {
+        return (equals == Py_EQ);
+    } else if (PyBytes_CheckExact(s1) & PyBytes_CheckExact(s2)) {
+        const char *ps1, *ps2;
+        Py_ssize_t length = PyBytes_GET_SIZE(s1);
+        if (length != PyBytes_GET_SIZE(s2))
+            return (equals == Py_NE);
+        ps1 = PyBytes_AS_STRING(s1);
+        ps2 = PyBytes_AS_STRING(s2);
+        if (ps1[0] != ps2[0]) {
+            return (equals == Py_NE);
+        } else if (length == 1) {
+            return (equals == Py_EQ);
+        } else {
+            int result;
+#if CYTHON_USE_UNICODE_INTERNALS && (PY_VERSION_HEX < 0x030B0000)
+            Py_hash_t hash1, hash2;
+            hash1 = ((PyBytesObject*)s1)->ob_shash;
+            hash2 = ((PyBytesObject*)s2)->ob_shash;
+            if (hash1 != hash2 && hash1 != -1 && hash2 != -1) {
+                return (equals == Py_NE);
+            }
+#endif
+            result = memcmp(ps1, ps2, (size_t)length);
+            return (equals == Py_EQ) ? (result == 0) : (result != 0);
+        }
+    } else if ((s1 == Py_None) & PyBytes_CheckExact(s2)) {
+        return (equals == Py_NE);
+    } else if ((s2 == Py_None) & PyBytes_CheckExact(s1)) {
+        return (equals == Py_NE);
+    } else {
+        int result;
+        PyObject* py_result = PyObject_RichCompare(s1, s2, equals);
+        if (!py_result)
+            return -1;
+        result = __Pyx_PyObject_IsTrue(py_result);
+        Py_DECREF(py_result);
+        return result;
+    }
+#endif
+}
+
+/* UnicodeEquals */
+static CYTHON_INLINE int __Pyx_PyUnicode_Equals(PyObject* s1, PyObject* s2, int equals) {
+#if CYTHON_COMPILING_IN_PYPY || CYTHON_COMPILING_IN_LIMITED_API
+    return PyObject_RichCompareBool(s1, s2, equals);
+#else
+#if PY_MAJOR_VERSION < 3
+    PyObject* owned_ref = NULL;
+#endif
+    int s1_is_unicode, s2_is_unicode;
+    if (s1 == s2) {
+        goto return_eq;
+    }
+    s1_is_unicode = PyUnicode_CheckExact(s1);
+    s2_is_unicode = PyUnicode_CheckExact(s2);
+#if PY_MAJOR_VERSION < 3
+    if ((s1_is_unicode & (!s2_is_unicode)) && PyString_CheckExact(s2)) {
+        owned_ref = PyUnicode_FromObject(s2);
+        if (unlikely(!owned_ref))
+            return -1;
+        s2 = owned_ref;
+        s2_is_unicode = 1;
+    } else if ((s2_is_unicode & (!s1_is_unicode)) && PyString_CheckExact(s1)) {
+        owned_ref = PyUnicode_FromObject(s1);
+        if (unlikely(!owned_ref))
+            return -1;
+        s1 = owned_ref;
+        s1_is_unicode = 1;
+    } else if (((!s2_is_unicode) & (!s1_is_unicode))) {
+        return __Pyx_PyBytes_Equals(s1, s2, equals);
+    }
+#endif
+    if (s1_is_unicode & s2_is_unicode) {
+        Py_ssize_t length;
+        int kind;
+        void *data1, *data2;
+        if (unlikely(__Pyx_PyUnicode_READY(s1) < 0) || unlikely(__Pyx_PyUnicode_READY(s2) < 0))
+            return -1;
+        length = __Pyx_PyUnicode_GET_LENGTH(s1);
+        if (length != __Pyx_PyUnicode_GET_LENGTH(s2)) {
+            goto return_ne;
+        }
+#if CYTHON_USE_UNICODE_INTERNALS
+        {
+            Py_hash_t hash1, hash2;
+        #if CYTHON_PEP393_ENABLED
+            hash1 = ((PyASCIIObject*)s1)->hash;
+            hash2 = ((PyASCIIObject*)s2)->hash;
+        #else
+            hash1 = ((PyUnicodeObject*)s1)->hash;
+            hash2 = ((PyUnicodeObject*)s2)->hash;
+        #endif
+            if (hash1 != hash2 && hash1 != -1 && hash2 != -1) {
+                goto return_ne;
+            }
+        }
+#endif
+        kind = __Pyx_PyUnicode_KIND(s1);
+        if (kind != __Pyx_PyUnicode_KIND(s2)) {
+            goto return_ne;
+        }
+        data1 = __Pyx_PyUnicode_DATA(s1);
+        data2 = __Pyx_PyUnicode_DATA(s2);
+        if (__Pyx_PyUnicode_READ(kind, data1, 0) != __Pyx_PyUnicode_READ(kind, data2, 0)) {
+            goto return_ne;
+        } else if (length == 1) {
+            goto return_eq;
+        } else {
+            int result = memcmp(data1, data2, (size_t)(length * kind));
+            #if PY_MAJOR_VERSION < 3
+            Py_XDECREF(owned_ref);
+            #endif
+            return (equals == Py_EQ) ? (result == 0) : (result != 0);
+        }
+    } else if ((s1 == Py_None) & s2_is_unicode) {
+        goto return_ne;
+    } else if ((s2 == Py_None) & s1_is_unicode) {
+        goto return_ne;
+    } else {
+        int result;
+        PyObject* py_result = PyObject_RichCompare(s1, s2, equals);
+        #if PY_MAJOR_VERSION < 3
+        Py_XDECREF(owned_ref);
+        #endif
+        if (!py_result)
+            return -1;
+        result = __Pyx_PyObject_IsTrue(py_result);
+        Py_DECREF(py_result);
+        return result;
+    }
+return_eq:
+    #if PY_MAJOR_VERSION < 3
+    Py_XDECREF(owned_ref);
+    #endif
+    return (equals == Py_EQ);
+return_ne:
+    #if PY_MAJOR_VERSION < 3
+    Py_XDECREF(owned_ref);
+    #endif
+    return (equals == Py_NE);
+#endif
+}
+
+/* fastcall */
+#if CYTHON_METH_FASTCALL
+static CYTHON_INLINE PyObject * __Pyx_GetKwValue_FASTCALL(PyObject *kwnames, PyObject *const *kwvalues, PyObject *s)
+{
+    Py_ssize_t i, n = PyTuple_GET_SIZE(kwnames);
+    for (i = 0; i < n; i++)
+    {
+        if (s == PyTuple_GET_ITEM(kwnames, i)) return kwvalues[i];
+    }
+    for (i = 0; i < n; i++)
+    {
+        int eq = __Pyx_PyUnicode_Equals(s, PyTuple_GET_ITEM(kwnames, i), Py_EQ);
+        if (unlikely(eq != 0)) {
+            if (unlikely(eq < 0)) return NULL;
+            return kwvalues[i];
+        }
+    }
+    return NULL;
+}
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x030d0000
+CYTHON_UNUSED static PyObject *__Pyx_KwargsAsDict_FASTCALL(PyObject *kwnames, PyObject *const *kwvalues) {
+    Py_ssize_t i, nkwargs = PyTuple_GET_SIZE(kwnames);
+    PyObject *dict;
+    dict = PyDict_New();
+    if (unlikely(!dict))
+        return NULL;
+    for (i=0; i<nkwargs; i++) {
+        PyObject *key = PyTuple_GET_ITEM(kwnames, i);
+        if (unlikely(PyDict_SetItem(dict, key, kwvalues[i]) < 0))
+            goto bad;
+    }
+    return dict;
+bad:
+    Py_DECREF(dict);
+    return NULL;
+}
+#endif
+#endif
+
+/* RaiseArgTupleInvalid */
+static void __Pyx_RaiseArgtupleInvalid(
+    const char* func_name,
+    int exact,
+    Py_ssize_t num_min,
+    Py_ssize_t num_max,
+    Py_ssize_t num_found)
+{
+    Py_ssize_t num_expected;
+    const char *more_or_less;
+    if (num_found < num_min) {
+        num_expected = num_min;
+        more_or_less = "at least";
+    } else {
+        num_expected = num_max;
+        more_or_less = "at most";
+    }
+    if (exact) {
+        more_or_less = "exactly";
+    }
+    PyErr_Format(PyExc_TypeError,
+                 "%.200s() takes %.8s %" CYTHON_FORMAT_SSIZE_T "d positional argument%.1s (%" CYTHON_FORMAT_SSIZE_T "d given)",
+                 func_name, more_or_less, num_expected,
+                 (num_expected == 1) ? "" : "s", num_found);
+}
+
+/* KeywordStringCheck */
+static int __Pyx_CheckKeywordStrings(
+    PyObject *kw,
+    const char* function_name,
+    int kw_allowed)
+{
+    PyObject* key = 0;
+    Py_ssize_t pos = 0;
+#if CYTHON_COMPILING_IN_PYPY
+    if (!kw_allowed && PyDict_Next(kw, &pos, &key, 0))
+        goto invalid_keyword;
+    return 1;
+#else
+    if (CYTHON_METH_FASTCALL && likely(PyTuple_Check(kw))) {
+        Py_ssize_t kwsize;
+#if CYTHON_ASSUME_SAFE_MACROS
+        kwsize = PyTuple_GET_SIZE(kw);
+#else
+        kwsize = PyTuple_Size(kw);
+        if (kwsize < 0) return 0;
+#endif
+        if (unlikely(kwsize == 0))
+            return 1;
+        if (!kw_allowed) {
+#if CYTHON_ASSUME_SAFE_MACROS
+            key = PyTuple_GET_ITEM(kw, 0);
+#else
+            key = PyTuple_GetItem(kw, pos);
+            if (!key) return 0;
+#endif
+            goto invalid_keyword;
+        }
+#if PY_VERSION_HEX < 0x03090000
+        for (pos = 0; pos < kwsize; pos++) {
+#if CYTHON_ASSUME_SAFE_MACROS
+            key = PyTuple_GET_ITEM(kw, pos);
+#else
+            key = PyTuple_GetItem(kw, pos);
+            if (!key) return 0;
+#endif
+            if (unlikely(!PyUnicode_Check(key)))
+                goto invalid_keyword_type;
+        }
+#endif
+        return 1;
+    }
+    while (PyDict_Next(kw, &pos, &key, 0)) {
+        #if PY_MAJOR_VERSION < 3
+        if (unlikely(!PyString_Check(key)))
+        #endif
+            if (unlikely(!PyUnicode_Check(key)))
+                goto invalid_keyword_type;
+    }
+    if (!kw_allowed && unlikely(key))
+        goto invalid_keyword;
+    return 1;
+invalid_keyword_type:
+    PyErr_Format(PyExc_TypeError,
+        "%.200s() keywords must be strings", function_name);
+    return 0;
+#endif
+invalid_keyword:
+    #if PY_MAJOR_VERSION < 3
+    PyErr_Format(PyExc_TypeError,
+        "%.200s() got an unexpected keyword argument '%.200s'",
+        function_name, PyString_AsString(key));
+    #else
+    PyErr_Format(PyExc_TypeError,
+        "%s() got an unexpected keyword argument '%U'",
+        function_name, key);
+    #endif
+    return 0;
+}
+
+/* Profile */
+#if CYTHON_PROFILE
+static int __Pyx_TraceSetupAndCall(PyCodeObject** code,
+                                   PyFrameObject** frame,
+                                   PyThreadState* tstate,
+                                   const char *funcname,
+                                   const char *srcfile,
+                                   int firstlineno) {
+    PyObject *type, *value, *traceback;
+    int retval;
+    if (*frame == NULL || !CYTHON_PROFILE_REUSE_FRAME) {
+        if (*code == NULL) {
+            *code = __Pyx_createFrameCodeObject(funcname, srcfile, firstlineno);
+            if (*code == NULL) return 0;
+        }
+        *frame = PyFrame_New(
+            tstate,                          /*PyThreadState *tstate*/
+            *code,                           /*PyCodeObject *code*/
+            __pyx_d,                  /*PyObject *globals*/
+            0                                /*PyObject *locals*/
+        );
+        if (*frame == NULL) return 0;
+        if (CYTHON_TRACE && (*frame)->f_trace == NULL) {
+            Py_INCREF(Py_None);
+            (*frame)->f_trace = Py_None;
+        }
+#if PY_VERSION_HEX < 0x030400B1
+    } else {
+        (*frame)->f_tstate = tstate;
+#endif
+    }
+    __Pyx_PyFrame_SetLineNumber(*frame, firstlineno);
+    retval = 1;
+    __Pyx_EnterTracing(tstate);
+    __Pyx_ErrFetchInState(tstate, &type, &value, &traceback);
+    #if CYTHON_TRACE
+    if (tstate->c_tracefunc)
+        retval = tstate->c_tracefunc(tstate->c_traceobj, *frame, PyTrace_CALL, NULL) == 0;
+    if (retval && tstate->c_profilefunc)
+    #endif
+        retval = tstate->c_profilefunc(tstate->c_profileobj, *frame, PyTrace_CALL, NULL) == 0;
+    __Pyx_LeaveTracing(tstate);
+    if (retval) {
+        __Pyx_ErrRestoreInState(tstate, type, value, traceback);
+        return __Pyx_IsTracing(tstate, 0, 0) && retval;
+    } else {
+        Py_XDECREF(type);
+        Py_XDECREF(value);
+        Py_XDECREF(traceback);
+        return -1;
+    }
+}
+static PyCodeObject *__Pyx_createFrameCodeObject(const char *funcname, const char *srcfile, int firstlineno) {
+    PyCodeObject *py_code = 0;
+#if PY_MAJOR_VERSION >= 3
+    py_code = PyCode_NewEmpty(srcfile, funcname, firstlineno);
+    if (likely(py_code)) {
+        py_code->co_flags |= CO_OPTIMIZED | CO_NEWLOCALS;
+    }
+#else
+    PyObject *py_srcfile = 0;
+    PyObject *py_funcname = 0;
+    py_funcname = PyString_FromString(funcname);
+    if (unlikely(!py_funcname)) goto bad;
+    py_srcfile = PyString_FromString(srcfile);
+    if (unlikely(!py_srcfile)) goto bad;
+    py_code = PyCode_New(
+        0,
+        0,
+        0,
+        CO_OPTIMIZED | CO_NEWLOCALS,
+        __pyx_empty_bytes,     /*PyObject *code,*/
+        __pyx_empty_tuple,     /*PyObject *consts,*/
+        __pyx_empty_tuple,     /*PyObject *names,*/
+        __pyx_empty_tuple,     /*PyObject *varnames,*/
+        __pyx_empty_tuple,     /*PyObject *freevars,*/
+        __pyx_empty_tuple,     /*PyObject *cellvars,*/
+        py_srcfile,       /*PyObject *filename,*/
+        py_funcname,      /*PyObject *name,*/
+        firstlineno,
+        __pyx_empty_bytes      /*PyObject *lnotab*/
+    );
+bad:
+    Py_XDECREF(py_srcfile);
+    Py_XDECREF(py_funcname);
+#endif
+    return py_code;
+}
+#endif
+
+/* RaiseException */
+#if PY_MAJOR_VERSION < 3
+static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause) {
+    __Pyx_PyThreadState_declare
+    CYTHON_UNUSED_VAR(cause);
+    Py_XINCREF(type);
+    if (!value || value == Py_None)
+        value = NULL;
+    else
+        Py_INCREF(value);
+    if (!tb || tb == Py_None)
+        tb = NULL;
+    else {
+        Py_INCREF(tb);
+        if (!PyTraceBack_Check(tb)) {
+            PyErr_SetString(PyExc_TypeError,
+                "raise: arg 3 must be a traceback or None");
+            goto raise_error;
+        }
+    }
+    if (PyType_Check(type)) {
+#if CYTHON_COMPILING_IN_PYPY
+        if (!value) {
+            Py_INCREF(Py_None);
+            value = Py_None;
+        }
+#endif
+        PyErr_NormalizeException(&type, &value, &tb);
+    } else {
+        if (value) {
+            PyErr_SetString(PyExc_TypeError,
+                "instance exception may not have a separate value");
+            goto raise_error;
+        }
+        value = type;
+        type = (PyObject*) Py_TYPE(type);
+        Py_INCREF(type);
+        if (!PyType_IsSubtype((PyTypeObject *)type, (PyTypeObject *)PyExc_BaseException)) {
+            PyErr_SetString(PyExc_TypeError,
+                "raise: exception class must be a subclass of BaseException");
+            goto raise_error;
+        }
+    }
+    __Pyx_PyThreadState_assign
+    __Pyx_ErrRestore(type, value, tb);
+    return;
+raise_error:
+    Py_XDECREF(value);
+    Py_XDECREF(type);
+    Py_XDECREF(tb);
+    return;
+}
+#else
+static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause) {
+    PyObject* owned_instance = NULL;
+    if (tb == Py_None) {
+        tb = 0;
+    } else if (tb && !PyTraceBack_Check(tb)) {
+        PyErr_SetString(PyExc_TypeError,
+            "raise: arg 3 must be a traceback or None");
+        goto bad;
+    }
+    if (value == Py_None)
+        value = 0;
+    if (PyExceptionInstance_Check(type)) {
+        if (value) {
+            PyErr_SetString(PyExc_TypeError,
+                "instance exception may not have a separate value");
+            goto bad;
+        }
+        value = type;
+        type = (PyObject*) Py_TYPE(value);
+    } else if (PyExceptionClass_Check(type)) {
+        PyObject *instance_class = NULL;
+        if (value && PyExceptionInstance_Check(value)) {
+            instance_class = (PyObject*) Py_TYPE(value);
+            if (instance_class != type) {
+                int is_subclass = PyObject_IsSubclass(instance_class, type);
+                if (!is_subclass) {
+                    instance_class = NULL;
+                } else if (unlikely(is_subclass == -1)) {
+                    goto bad;
+                } else {
+                    type = instance_class;
+                }
+            }
+        }
+        if (!instance_class) {
+            PyObject *args;
+            if (!value)
+                args = PyTuple_New(0);
+            else if (PyTuple_Check(value)) {
+                Py_INCREF(value);
+                args = value;
+            } else
+                args = PyTuple_Pack(1, value);
+            if (!args)
+                goto bad;
+            owned_instance = PyObject_Call(type, args, NULL);
+            Py_DECREF(args);
+            if (!owned_instance)
+                goto bad;
+            value = owned_instance;
+            if (!PyExceptionInstance_Check(value)) {
+                PyErr_Format(PyExc_TypeError,
+                             "calling %R should have returned an instance of "
+                             "BaseException, not %R",
+                             type, Py_TYPE(value));
+                goto bad;
+            }
+        }
+    } else {
+        PyErr_SetString(PyExc_TypeError,
+            "raise: exception class must be a subclass of BaseException");
+        goto bad;
+    }
+    if (cause) {
+        PyObject *fixed_cause;
+        if (cause == Py_None) {
+            fixed_cause = NULL;
+        } else if (PyExceptionClass_Check(cause)) {
+            fixed_cause = PyObject_CallObject(cause, NULL);
+            if (fixed_cause == NULL)
+                goto bad;
+        } else if (PyExceptionInstance_Check(cause)) {
+            fixed_cause = cause;
+            Py_INCREF(fixed_cause);
+        } else {
+            PyErr_SetString(PyExc_TypeError,
+                            "exception causes must derive from "
+                            "BaseException");
+            goto bad;
+        }
+        PyException_SetCause(value, fixed_cause);
+    }
+    PyErr_SetObject(type, value);
+    if (tb) {
+      #if PY_VERSION_HEX >= 0x030C00A6
+        PyException_SetTraceback(value, tb);
+      #elif CYTHON_FAST_THREAD_STATE
+        PyThreadState *tstate = __Pyx_PyThreadState_Current;
+        PyObject* tmp_tb = tstate->curexc_traceback;
+        if (tb != tmp_tb) {
+            Py_INCREF(tb);
+            tstate->curexc_traceback = tb;
+            Py_XDECREF(tmp_tb);
+        }
+#else
+        PyObject *tmp_type, *tmp_value, *tmp_tb;
+        PyErr_Fetch(&tmp_type, &tmp_value, &tmp_tb);
+        Py_INCREF(tb);
+        PyErr_Restore(tmp_type, tmp_value, tb);
+        Py_XDECREF(tmp_tb);
+#endif
+    }
+bad:
+    Py_XDECREF(owned_instance);
+    return;
+}
+#endif
+
+/* RaiseDoubleKeywords */
+static void __Pyx_RaiseDoubleKeywordsError(
+    const char* func_name,
+    PyObject* kw_name)
+{
+    PyErr_Format(PyExc_TypeError,
+        #if PY_MAJOR_VERSION >= 3
+        "%s() got multiple values for keyword argument '%U'", func_name, kw_name);
+        #else
+        "%s() got multiple values for keyword argument '%s'", func_name,
+        PyString_AsString(kw_name));
+        #endif
+}
+
+/* ParseKeywords */
+static int __Pyx_ParseOptionalKeywords(
+    PyObject *kwds,
+    PyObject *const *kwvalues,
+    PyObject **argnames[],
+    PyObject *kwds2,
+    PyObject *values[],
+    Py_ssize_t num_pos_args,
+    const char* function_name)
+{
+    PyObject *key = 0, *value = 0;
+    Py_ssize_t pos = 0;
+    PyObject*** name;
+    PyObject*** first_kw_arg = argnames + num_pos_args;
+    int kwds_is_tuple = CYTHON_METH_FASTCALL && likely(PyTuple_Check(kwds));
+    while (1) {
+        Py_XDECREF(key); key = NULL;
+        Py_XDECREF(value); value = NULL;
+        if (kwds_is_tuple) {
+            Py_ssize_t size;
+#if CYTHON_ASSUME_SAFE_MACROS
+            size = PyTuple_GET_SIZE(kwds);
+#else
+            size = PyTuple_Size(kwds);
+            if (size < 0) goto bad;
+#endif
+            if (pos >= size) break;
+#if CYTHON_AVOID_BORROWED_REFS
+            key = __Pyx_PySequence_ITEM(kwds, pos);
+            if (!key) goto bad;
+#elif CYTHON_ASSUME_SAFE_MACROS
+            key = PyTuple_GET_ITEM(kwds, pos);
+#else
+            key = PyTuple_GetItem(kwds, pos);
+            if (!key) goto bad;
+#endif
+            value = kwvalues[pos];
+            pos++;
+        }
+        else
+        {
+            if (!PyDict_Next(kwds, &pos, &key, &value)) break;
+#if CYTHON_AVOID_BORROWED_REFS
+            Py_INCREF(key);
+#endif
+        }
+        name = first_kw_arg;
+        while (*name && (**name != key)) name++;
+        if (*name) {
+            values[name-argnames] = value;
+#if CYTHON_AVOID_BORROWED_REFS
+            Py_INCREF(value);
+            Py_DECREF(key);
+#endif
+            key = NULL;
+            value = NULL;
+            continue;
+        }
+#if !CYTHON_AVOID_BORROWED_REFS
+        Py_INCREF(key);
+#endif
+        Py_INCREF(value);
+        name = first_kw_arg;
+        #if PY_MAJOR_VERSION < 3
+        if (likely(PyString_Check(key))) {
+            while (*name) {
+                if ((CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**name) == PyString_GET_SIZE(key))
+                        && _PyString_Eq(**name, key)) {
+                    values[name-argnames] = value;
+#if CYTHON_AVOID_BORROWED_REFS
+                    value = NULL;
+#endif
+                    break;
+                }
+                name++;
+            }
+            if (*name) continue;
+            else {
+                PyObject*** argname = argnames;
+                while (argname != first_kw_arg) {
+                    if ((**argname == key) || (
+                            (CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**argname) == PyString_GET_SIZE(key))
+                             && _PyString_Eq(**argname, key))) {
+                        goto arg_passed_twice;
+                    }
+                    argname++;
+                }
+            }
+        } else
+        #endif
+        if (likely(PyUnicode_Check(key))) {
+            while (*name) {
+                int cmp = (
+                #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
+                    (__Pyx_PyUnicode_GET_LENGTH(**name) != __Pyx_PyUnicode_GET_LENGTH(key)) ? 1 :
+                #endif
+                    PyUnicode_Compare(**name, key)
+                );
+                if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
+                if (cmp == 0) {
+                    values[name-argnames] = value;
+#if CYTHON_AVOID_BORROWED_REFS
+                    value = NULL;
+#endif
+                    break;
+                }
+                name++;
+            }
+            if (*name) continue;
+            else {
+                PyObject*** argname = argnames;
+                while (argname != first_kw_arg) {
+                    int cmp = (**argname == key) ? 0 :
+                    #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
+                        (__Pyx_PyUnicode_GET_LENGTH(**argname) != __Pyx_PyUnicode_GET_LENGTH(key)) ? 1 :
+                    #endif
+                        PyUnicode_Compare(**argname, key);
+                    if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
+                    if (cmp == 0) goto arg_passed_twice;
+                    argname++;
+                }
+            }
+        } else
+            goto invalid_keyword_type;
+        if (kwds2) {
+            if (unlikely(PyDict_SetItem(kwds2, key, value))) goto bad;
+        } else {
+            goto invalid_keyword;
+        }
+    }
+    Py_XDECREF(key);
+    Py_XDECREF(value);
+    return 0;
+arg_passed_twice:
+    __Pyx_RaiseDoubleKeywordsError(function_name, key);
+    goto bad;
+invalid_keyword_type:
+    PyErr_Format(PyExc_TypeError,
+        "%.200s() keywords must be strings", function_name);
+    goto bad;
+invalid_keyword:
+    #if PY_MAJOR_VERSION < 3
+    PyErr_Format(PyExc_TypeError,
+        "%.200s() got an unexpected keyword argument '%.200s'",
+        function_name, PyString_AsString(key));
+    #else
+    PyErr_Format(PyExc_TypeError,
+        "%s() got an unexpected keyword argument '%U'",
+        function_name, key);
+    #endif
+bad:
+    Py_XDECREF(key);
+    Py_XDECREF(value);
+    return -1;
+}
+
+/* CallNextTpTraverse */
+static int __Pyx_call_next_tp_traverse(PyObject* obj, visitproc v, void *a, traverseproc current_tp_traverse) {
+    PyTypeObject* type = Py_TYPE(obj);
+    traverseproc tp_traverse = NULL;
+    while (type && __Pyx_PyType_GetSlot(type, tp_traverse, traverseproc) != current_tp_traverse)
+        type = __Pyx_PyType_GetSlot(type, tp_base, PyTypeObject*);
+    while (type && (tp_traverse = __Pyx_PyType_GetSlot(type, tp_traverse, traverseproc)) == current_tp_traverse)
+        type = __Pyx_PyType_GetSlot(type, tp_base, PyTypeObject*);
+    if (type && tp_traverse)
+        return tp_traverse(obj, v, a);
+    return 0;
+}
+
+/* CallNextTpClear */
+static void __Pyx_call_next_tp_clear(PyObject* obj, inquiry current_tp_clear) {
+    PyTypeObject* type = Py_TYPE(obj);
+    inquiry tp_clear = NULL;
+    while (type && __Pyx_PyType_GetSlot(type, tp_clear, inquiry) != current_tp_clear)
+        type = __Pyx_PyType_GetSlot(type, tp_base, PyTypeObject*);
+    while (type && (tp_clear = __Pyx_PyType_GetSlot(type, tp_clear, inquiry)) == current_tp_clear)
+        type = __Pyx_PyType_GetSlot(type, tp_base, PyTypeObject*);
+    if (type && tp_clear)
+        tp_clear(obj);
+}
+
+/* TypeImport */
+#ifndef __PYX_HAVE_RT_ImportType_3_0_11
+#define __PYX_HAVE_RT_ImportType_3_0_11
+static PyTypeObject *__Pyx_ImportType_3_0_11(PyObject *module, const char *module_name, const char *class_name,
+    size_t size, size_t alignment, enum __Pyx_ImportType_CheckSize_3_0_11 check_size)
+{
+    PyObject *result = 0;
+    char warning[200];
+    Py_ssize_t basicsize;
+    Py_ssize_t itemsize;
+#if CYTHON_COMPILING_IN_LIMITED_API
+    PyObject *py_basicsize;
+    PyObject *py_itemsize;
+#endif
+    result = PyObject_GetAttrString(module, class_name);
+    if (!result)
+        goto bad;
+    if (!PyType_Check(result)) {
+        PyErr_Format(PyExc_TypeError,
+            "%.200s.%.200s is not a type object",
+            module_name, class_name);
+        goto bad;
+    }
+#if !CYTHON_COMPILING_IN_LIMITED_API
+    basicsize = ((PyTypeObject *)result)->tp_basicsize;
+    itemsize = ((PyTypeObject *)result)->tp_itemsize;
+#else
+    py_basicsize = PyObject_GetAttrString(result, "__basicsize__");
+    if (!py_basicsize)
+        goto bad;
+    basicsize = PyLong_AsSsize_t(py_basicsize);
+    Py_DECREF(py_basicsize);
+    py_basicsize = 0;
+    if (basicsize == (Py_ssize_t)-1 && PyErr_Occurred())
+        goto bad;
+    py_itemsize = PyObject_GetAttrString(result, "__itemsize__");
+    if (!py_itemsize)
+        goto bad;
+    itemsize = PyLong_AsSsize_t(py_itemsize);
+    Py_DECREF(py_itemsize);
+    py_itemsize = 0;
+    if (itemsize == (Py_ssize_t)-1 && PyErr_Occurred())
+        goto bad;
+#endif
+    if (itemsize) {
+        if (size % alignment) {
+            alignment = size % alignment;
+        }
+        if (itemsize < (Py_ssize_t)alignment)
+            itemsize = (Py_ssize_t)alignment;
+    }
+    if ((size_t)(basicsize + itemsize) < size) {
+        PyErr_Format(PyExc_ValueError,
+            "%.200s.%.200s size changed, may indicate binary incompatibility. "
+            "Expected %zd from C header, got %zd from PyObject",
+            module_name, class_name, size, basicsize+itemsize);
+        goto bad;
+    }
+    if (check_size == __Pyx_ImportType_CheckSize_Error_3_0_11 &&
+            ((size_t)basicsize > size || (size_t)(basicsize + itemsize) < size)) {
+        PyErr_Format(PyExc_ValueError,
+            "%.200s.%.200s size changed, may indicate binary incompatibility. "
+            "Expected %zd from C header, got %zd-%zd from PyObject",
+            module_name, class_name, size, basicsize, basicsize+itemsize);
+        goto bad;
+    }
+    else if (check_size == __Pyx_ImportType_CheckSize_Warn_3_0_11 && (size_t)basicsize > size) {
+        PyOS_snprintf(warning, sizeof(warning),
+            "%s.%s size changed, may indicate binary incompatibility. "
+            "Expected %zd from C header, got %zd from PyObject",
+            module_name, class_name, size, basicsize);
+        if (PyErr_WarnEx(NULL, warning, 0) < 0) goto bad;
+    }
+    return (PyTypeObject *)result;
+bad:
+    Py_XDECREF(result);
+    return NULL;
+}
+#endif
+
+/* GetVTable */
+static void* __Pyx_GetVtable(PyTypeObject *type) {
+    void* ptr;
+#if CYTHON_COMPILING_IN_LIMITED_API
+    PyObject *ob = PyObject_GetAttr((PyObject *)type, __pyx_n_s_pyx_vtable);
+#else
+    PyObject *ob = PyObject_GetItem(type->tp_dict, __pyx_n_s_pyx_vtable);
+#endif
+    if (!ob)
+        goto bad;
+    ptr = PyCapsule_GetPointer(ob, 0);
+    if (!ptr && !PyErr_Occurred())
+        PyErr_SetString(PyExc_RuntimeError, "invalid vtable found for imported type");
+    Py_DECREF(ob);
+    return ptr;
+bad:
+    Py_XDECREF(ob);
+    return NULL;
+}
+
+/* FixUpExtensionType */
+#if CYTHON_USE_TYPE_SPECS
+static int __Pyx_fix_up_extension_type_from_spec(PyType_Spec *spec, PyTypeObject *type) {
+#if PY_VERSION_HEX > 0x030900B1 || CYTHON_COMPILING_IN_LIMITED_API
+    CYTHON_UNUSED_VAR(spec);
+    CYTHON_UNUSED_VAR(type);
+#else
+    const PyType_Slot *slot = spec->slots;
+    while (slot && slot->slot && slot->slot != Py_tp_members)
+        slot++;
+    if (slot && slot->slot == Py_tp_members) {
+        int changed = 0;
+#if !(PY_VERSION_HEX <= 0x030900b1 && CYTHON_COMPILING_IN_CPYTHON)
+        const
+#endif
+            PyMemberDef *memb = (PyMemberDef*) slot->pfunc;
+        while (memb && memb->name) {
+            if (memb->name[0] == '_' && memb->name[1] == '_') {
+#if PY_VERSION_HEX < 0x030900b1
+                if (strcmp(memb->name, "__weaklistoffset__") == 0) {
+                    assert(memb->type == T_PYSSIZET);
+                    assert(memb->flags == READONLY);
+                    type->tp_weaklistoffset = memb->offset;
+                    changed = 1;
+                }
+                else if (strcmp(memb->name, "__dictoffset__") == 0) {
+                    assert(memb->type == T_PYSSIZET);
+                    assert(memb->flags == READONLY);
+                    type->tp_dictoffset = memb->offset;
+                    changed = 1;
+                }
+#if CYTHON_METH_FASTCALL
+                else if (strcmp(memb->name, "__vectorcalloffset__") == 0) {
+                    assert(memb->type == T_PYSSIZET);
+                    assert(memb->flags == READONLY);
+#if PY_VERSION_HEX >= 0x030800b4
+                    type->tp_vectorcall_offset = memb->offset;
+#else
+                    type->tp_print = (printfunc) memb->offset;
+#endif
+                    changed = 1;
+                }
+#endif
+#else
+                if ((0));
+#endif
+#if PY_VERSION_HEX <= 0x030900b1 && CYTHON_COMPILING_IN_CPYTHON
+                else if (strcmp(memb->name, "__module__") == 0) {
+                    PyObject *descr;
+                    assert(memb->type == T_OBJECT);
+                    assert(memb->flags == 0 || memb->flags == READONLY);
+                    descr = PyDescr_NewMember(type, memb);
+                    if (unlikely(!descr))
+                        return -1;
+                    if (unlikely(PyDict_SetItem(type->tp_dict, PyDescr_NAME(descr), descr) < 0)) {
+                        Py_DECREF(descr);
+                        return -1;
+                    }
+                    Py_DECREF(descr);
+                    changed = 1;
+                }
+#endif
+            }
+            memb++;
+        }
+        if (changed)
+            PyType_Modified(type);
+    }
+#endif
+    return 0;
+}
+#endif
+
+/* PyFunctionFastCall */
+#if CYTHON_FAST_PYCALL && !CYTHON_VECTORCALL
+static PyObject* __Pyx_PyFunction_FastCallNoKw(PyCodeObject *co, PyObject **args, Py_ssize_t na,
+                                               PyObject *globals) {
+    PyFrameObject *f;
+    PyThreadState *tstate = __Pyx_PyThreadState_Current;
+    PyObject **fastlocals;
+    Py_ssize_t i;
+    PyObject *result;
+    assert(globals != NULL);
+    /* XXX Perhaps we should create a specialized
+       PyFrame_New() that doesn't take locals, but does
+       take builtins without sanity checking them.
+       */
+    assert(tstate != NULL);
+    f = PyFrame_New(tstate, co, globals, NULL);
+    if (f == NULL) {
+        return NULL;
+    }
+    fastlocals = __Pyx_PyFrame_GetLocalsplus(f);
+    for (i = 0; i < na; i++) {
+        Py_INCREF(*args);
+        fastlocals[i] = *args++;
+    }
+    result = PyEval_EvalFrameEx(f,0);
+    ++tstate->recursion_depth;
+    Py_DECREF(f);
+    --tstate->recursion_depth;
+    return result;
+}
+static PyObject *__Pyx_PyFunction_FastCallDict(PyObject *func, PyObject **args, Py_ssize_t nargs, PyObject *kwargs) {
+    PyCodeObject *co = (PyCodeObject *)PyFunction_GET_CODE(func);
+    PyObject *globals = PyFunction_GET_GLOBALS(func);
+    PyObject *argdefs = PyFunction_GET_DEFAULTS(func);
+    PyObject *closure;
+#if PY_MAJOR_VERSION >= 3
+    PyObject *kwdefs;
+#endif
+    PyObject *kwtuple, **k;
+    PyObject **d;
+    Py_ssize_t nd;
+    Py_ssize_t nk;
+    PyObject *result;
+    assert(kwargs == NULL || PyDict_Check(kwargs));
+    nk = kwargs ? PyDict_Size(kwargs) : 0;
+    #if PY_MAJOR_VERSION < 3
+    if (unlikely(Py_EnterRecursiveCall((char*)" while calling a Python object"))) {
+        return NULL;
+    }
+    #else
+    if (unlikely(Py_EnterRecursiveCall(" while calling a Python object"))) {
+        return NULL;
+    }
+    #endif
+    if (
+#if PY_MAJOR_VERSION >= 3
+            co->co_kwonlyargcount == 0 &&
+#endif
+            likely(kwargs == NULL || nk == 0) &&
+            co->co_flags == (CO_OPTIMIZED | CO_NEWLOCALS | CO_NOFREE)) {
+        if (argdefs == NULL && co->co_argcount == nargs) {
+            result = __Pyx_PyFunction_FastCallNoKw(co, args, nargs, globals);
+            goto done;
+        }
+        else if (nargs == 0 && argdefs != NULL
+                 && co->co_argcount == Py_SIZE(argdefs)) {
+            /* function called with no arguments, but all parameters have
+               a default value: use default values as arguments .*/
+            args = &PyTuple_GET_ITEM(argdefs, 0);
+            result =__Pyx_PyFunction_FastCallNoKw(co, args, Py_SIZE(argdefs), globals);
+            goto done;
+        }
+    }
+    if (kwargs != NULL) {
+        Py_ssize_t pos, i;
+        kwtuple = PyTuple_New(2 * nk);
+        if (kwtuple == NULL) {
+            result = NULL;
+            goto done;
+        }
+        k = &PyTuple_GET_ITEM(kwtuple, 0);
+        pos = i = 0;
+        while (PyDict_Next(kwargs, &pos, &k[i], &k[i+1])) {
+            Py_INCREF(k[i]);
+            Py_INCREF(k[i+1]);
+            i += 2;
+        }
+        nk = i / 2;
+    }
+    else {
+        kwtuple = NULL;
+        k = NULL;
+    }
+    closure = PyFunction_GET_CLOSURE(func);
+#if PY_MAJOR_VERSION >= 3
+    kwdefs = PyFunction_GET_KW_DEFAULTS(func);
+#endif
+    if (argdefs != NULL) {
+        d = &PyTuple_GET_ITEM(argdefs, 0);
+        nd = Py_SIZE(argdefs);
+    }
+    else {
+        d = NULL;
+        nd = 0;
+    }
+#if PY_MAJOR_VERSION >= 3
+    result = PyEval_EvalCodeEx((PyObject*)co, globals, (PyObject *)NULL,
+                               args, (int)nargs,
+                               k, (int)nk,
+                               d, (int)nd, kwdefs, closure);
+#else
+    result = PyEval_EvalCodeEx(co, globals, (PyObject *)NULL,
+                               args, (int)nargs,
+                               k, (int)nk,
+                               d, (int)nd, closure);
+#endif
+    Py_XDECREF(kwtuple);
+done:
+    Py_LeaveRecursiveCall();
+    return result;
+}
+#endif
+
+/* PyObjectCall */
+#if CYTHON_COMPILING_IN_CPYTHON
+static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw) {
+    PyObject *result;
+    ternaryfunc call = Py_TYPE(func)->tp_call;
+    if (unlikely(!call))
+        return PyObject_Call(func, arg, kw);
+    #if PY_MAJOR_VERSION < 3
+    if (unlikely(Py_EnterRecursiveCall((char*)" while calling a Python object")))
+        return NULL;
+    #else
+    if (unlikely(Py_EnterRecursiveCall(" while calling a Python object")))
+        return NULL;
+    #endif
+    result = (*call)(func, arg, kw);
+    Py_LeaveRecursiveCall();
+    if (unlikely(!result) && unlikely(!PyErr_Occurred())) {
+        PyErr_SetString(
+            PyExc_SystemError,
+            "NULL result without error in PyObject_Call");
+    }
+    return result;
+}
+#endif
+
+/* PyObjectCallMethO */
+#if CYTHON_COMPILING_IN_CPYTHON
+static CYTHON_INLINE PyObject* __Pyx_PyObject_CallMethO(PyObject *func, PyObject *arg) {
+    PyObject *self, *result;
+    PyCFunction cfunc;
+    cfunc = __Pyx_CyOrPyCFunction_GET_FUNCTION(func);
+    self = __Pyx_CyOrPyCFunction_GET_SELF(func);
+    #if PY_MAJOR_VERSION < 3
+    if (unlikely(Py_EnterRecursiveCall((char*)" while calling a Python object")))
+        return NULL;
+    #else
+    if (unlikely(Py_EnterRecursiveCall(" while calling a Python object")))
+        return NULL;
+    #endif
+    result = cfunc(self, arg);
+    Py_LeaveRecursiveCall();
+    if (unlikely(!result) && unlikely(!PyErr_Occurred())) {
+        PyErr_SetString(
+            PyExc_SystemError,
+            "NULL result without error in PyObject_Call");
+    }
+    return result;
+}
+#endif
+
+/* PyObjectFastCall */
+#if PY_VERSION_HEX < 0x03090000 || CYTHON_COMPILING_IN_LIMITED_API
+static PyObject* __Pyx_PyObject_FastCall_fallback(PyObject *func, PyObject **args, size_t nargs, PyObject *kwargs) {
+    PyObject *argstuple;
+    PyObject *result = 0;
+    size_t i;
+    argstuple = PyTuple_New((Py_ssize_t)nargs);
+    if (unlikely(!argstuple)) return NULL;
+    for (i = 0; i < nargs; i++) {
+        Py_INCREF(args[i]);
+        if (__Pyx_PyTuple_SET_ITEM(argstuple, (Py_ssize_t)i, args[i]) < 0) goto bad;
+    }
+    result = __Pyx_PyObject_Call(func, argstuple, kwargs);
+  bad:
+    Py_DECREF(argstuple);
+    return result;
+}
+#endif
+static CYTHON_INLINE PyObject* __Pyx_PyObject_FastCallDict(PyObject *func, PyObject **args, size_t _nargs, PyObject *kwargs) {
+    Py_ssize_t nargs = __Pyx_PyVectorcall_NARGS(_nargs);
+#if CYTHON_COMPILING_IN_CPYTHON
+    if (nargs == 0 && kwargs == NULL) {
+        if (__Pyx_CyOrPyCFunction_Check(func) && likely( __Pyx_CyOrPyCFunction_GET_FLAGS(func) & METH_NOARGS))
+            return __Pyx_PyObject_CallMethO(func, NULL);
+    }
+    else if (nargs == 1 && kwargs == NULL) {
+        if (__Pyx_CyOrPyCFunction_Check(func) && likely( __Pyx_CyOrPyCFunction_GET_FLAGS(func) & METH_O))
+            return __Pyx_PyObject_CallMethO(func, args[0]);
+    }
+#endif
+    #if PY_VERSION_HEX < 0x030800B1
+    #if CYTHON_FAST_PYCCALL
+    if (PyCFunction_Check(func)) {
+        if (kwargs) {
+            return _PyCFunction_FastCallDict(func, args, nargs, kwargs);
+        } else {
+            return _PyCFunction_FastCallKeywords(func, args, nargs, NULL);
+        }
+    }
+    #if PY_VERSION_HEX >= 0x030700A1
+    if (!kwargs && __Pyx_IS_TYPE(func, &PyMethodDescr_Type)) {
+        return _PyMethodDescr_FastCallKeywords(func, args, nargs, NULL);
+    }
+    #endif
+    #endif
+    #if CYTHON_FAST_PYCALL
+    if (PyFunction_Check(func)) {
+        return __Pyx_PyFunction_FastCallDict(func, args, nargs, kwargs);
+    }
+    #endif
+    #endif
+    if (kwargs == NULL) {
+        #if CYTHON_VECTORCALL
+        #if PY_VERSION_HEX < 0x03090000
+        vectorcallfunc f = _PyVectorcall_Function(func);
+        #else
+        vectorcallfunc f = PyVectorcall_Function(func);
+        #endif
+        if (f) {
+            return f(func, args, (size_t)nargs, NULL);
+        }
+        #elif defined(__Pyx_CyFunction_USED) && CYTHON_BACKPORT_VECTORCALL
+        if (__Pyx_CyFunction_CheckExact(func)) {
+            __pyx_vectorcallfunc f = __Pyx_CyFunction_func_vectorcall(func);
+            if (f) return f(func, args, (size_t)nargs, NULL);
+        }
+        #endif
+    }
+    if (nargs == 0) {
+        return __Pyx_PyObject_Call(func, __pyx_empty_tuple, kwargs);
+    }
+    #if PY_VERSION_HEX >= 0x03090000 && !CYTHON_COMPILING_IN_LIMITED_API
+    return PyObject_VectorcallDict(func, args, (size_t)nargs, kwargs);
+    #else
+    return __Pyx_PyObject_FastCall_fallback(func, args, (size_t)nargs, kwargs);
+    #endif
+}
+
+/* PyObjectCallNoArg */
+static CYTHON_INLINE PyObject* __Pyx_PyObject_CallNoArg(PyObject *func) {
+    PyObject *arg[2] = {NULL, NULL};
+    return __Pyx_PyObject_FastCall(func, arg + 1, 0 | __Pyx_PY_VECTORCALL_ARGUMENTS_OFFSET);
+}
+
+/* PyObjectCallOneArg */
+static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg) {
+    PyObject *args[2] = {NULL, arg};
+    return __Pyx_PyObject_FastCall(func, args+1, 1 | __Pyx_PY_VECTORCALL_ARGUMENTS_OFFSET);
+}
+
+/* PyObjectGetMethod */
+static int __Pyx_PyObject_GetMethod(PyObject *obj, PyObject *name, PyObject **method) {
+    PyObject *attr;
+#if CYTHON_UNPACK_METHODS && CYTHON_COMPILING_IN_CPYTHON && CYTHON_USE_PYTYPE_LOOKUP
+    __Pyx_TypeName type_name;
+    PyTypeObject *tp = Py_TYPE(obj);
+    PyObject *descr;
+    descrgetfunc f = NULL;
+    PyObject **dictptr, *dict;
+    int meth_found = 0;
+    assert (*method == NULL);
+    if (unlikely(tp->tp_getattro != PyObject_GenericGetAttr)) {
+        attr = __Pyx_PyObject_GetAttrStr(obj, name);
+        goto try_unpack;
+    }
+    if (unlikely(tp->tp_dict == NULL) && unlikely(PyType_Ready(tp) < 0)) {
+        return 0;
+    }
+    descr = _PyType_Lookup(tp, name);
+    if (likely(descr != NULL)) {
+        Py_INCREF(descr);
+#if defined(Py_TPFLAGS_METHOD_DESCRIPTOR) && Py_TPFLAGS_METHOD_DESCRIPTOR
+        if (__Pyx_PyType_HasFeature(Py_TYPE(descr), Py_TPFLAGS_METHOD_DESCRIPTOR))
+#elif PY_MAJOR_VERSION >= 3
+        #ifdef __Pyx_CyFunction_USED
+        if (likely(PyFunction_Check(descr) || __Pyx_IS_TYPE(descr, &PyMethodDescr_Type) || __Pyx_CyFunction_Check(descr)))
+        #else
+        if (likely(PyFunction_Check(descr) || __Pyx_IS_TYPE(descr, &PyMethodDescr_Type)))
+        #endif
+#else
+        #ifdef __Pyx_CyFunction_USED
+        if (likely(PyFunction_Check(descr) || __Pyx_CyFunction_Check(descr)))
+        #else
+        if (likely(PyFunction_Check(descr)))
+        #endif
+#endif
+        {
+            meth_found = 1;
+        } else {
+            f = Py_TYPE(descr)->tp_descr_get;
+            if (f != NULL && PyDescr_IsData(descr)) {
+                attr = f(descr, obj, (PyObject *)Py_TYPE(obj));
+                Py_DECREF(descr);
+                goto try_unpack;
+            }
+        }
+    }
+    dictptr = _PyObject_GetDictPtr(obj);
+    if (dictptr != NULL && (dict = *dictptr) != NULL) {
+        Py_INCREF(dict);
+        attr = __Pyx_PyDict_GetItemStr(dict, name);
+        if (attr != NULL) {
+            Py_INCREF(attr);
+            Py_DECREF(dict);
+            Py_XDECREF(descr);
+            goto try_unpack;
+        }
+        Py_DECREF(dict);
+    }
+    if (meth_found) {
+        *method = descr;
+        return 1;
+    }
+    if (f != NULL) {
+        attr = f(descr, obj, (PyObject *)Py_TYPE(obj));
+        Py_DECREF(descr);
+        goto try_unpack;
+    }
+    if (likely(descr != NULL)) {
+        *method = descr;
+        return 0;
+    }
+    type_name = __Pyx_PyType_GetName(tp);
+    PyErr_Format(PyExc_AttributeError,
+#if PY_MAJOR_VERSION >= 3
+                 "'" __Pyx_FMT_TYPENAME "' object has no attribute '%U'",
+                 type_name, name);
+#else
+                 "'" __Pyx_FMT_TYPENAME "' object has no attribute '%.400s'",
+                 type_name, PyString_AS_STRING(name));
+#endif
+    __Pyx_DECREF_TypeName(type_name);
+    return 0;
+#else
+    attr = __Pyx_PyObject_GetAttrStr(obj, name);
+    goto try_unpack;
+#endif
+try_unpack:
+#if CYTHON_UNPACK_METHODS
+    if (likely(attr) && PyMethod_Check(attr) && likely(PyMethod_GET_SELF(attr) == obj)) {
+        PyObject *function = PyMethod_GET_FUNCTION(attr);
+        Py_INCREF(function);
+        Py_DECREF(attr);
+        *method = function;
+        return 1;
+    }
+#endif
+    *method = attr;
+    return 0;
+}
+
+/* PyObjectCallMethod0 */
+static PyObject* __Pyx_PyObject_CallMethod0(PyObject* obj, PyObject* method_name) {
+    PyObject *method = NULL, *result = NULL;
+    int is_method = __Pyx_PyObject_GetMethod(obj, method_name, &method);
+    if (likely(is_method)) {
+        result = __Pyx_PyObject_CallOneArg(method, obj);
+        Py_DECREF(method);
+        return result;
+    }
+    if (unlikely(!method)) goto bad;
+    result = __Pyx_PyObject_CallNoArg(method);
+    Py_DECREF(method);
+bad:
+    return result;
+}
+
+/* ValidateBasesTuple */
+#if CYTHON_COMPILING_IN_CPYTHON || CYTHON_COMPILING_IN_LIMITED_API || CYTHON_USE_TYPE_SPECS
+static int __Pyx_validate_bases_tuple(const char *type_name, Py_ssize_t dictoffset, PyObject *bases) {
+    Py_ssize_t i, n;
+#if CYTHON_ASSUME_SAFE_MACROS
+    n = PyTuple_GET_SIZE(bases);
+#else
+    n = PyTuple_Size(bases);
+    if (n < 0) return -1;
+#endif
+    for (i = 1; i < n; i++)
+    {
+#if CYTHON_AVOID_BORROWED_REFS
+        PyObject *b0 = PySequence_GetItem(bases, i);
+        if (!b0) return -1;
+#elif CYTHON_ASSUME_SAFE_MACROS
+        PyObject *b0 = PyTuple_GET_ITEM(bases, i);
+#else
+        PyObject *b0 = PyTuple_GetItem(bases, i);
+        if (!b0) return -1;
+#endif
+        PyTypeObject *b;
+#if PY_MAJOR_VERSION < 3
+        if (PyClass_Check(b0))
+        {
+            PyErr_Format(PyExc_TypeError, "base class '%.200s' is an old-style class",
+                         PyString_AS_STRING(((PyClassObject*)b0)->cl_name));
+#if CYTHON_AVOID_BORROWED_REFS
+            Py_DECREF(b0);
+#endif
+            return -1;
+        }
+#endif
+        b = (PyTypeObject*) b0;
+        if (!__Pyx_PyType_HasFeature(b, Py_TPFLAGS_HEAPTYPE))
+        {
+            __Pyx_TypeName b_name = __Pyx_PyType_GetName(b);
+            PyErr_Format(PyExc_TypeError,
+                "base class '" __Pyx_FMT_TYPENAME "' is not a heap type", b_name);
+            __Pyx_DECREF_TypeName(b_name);
+#if CYTHON_AVOID_BORROWED_REFS
+            Py_DECREF(b0);
+#endif
+            return -1;
+        }
+        if (dictoffset == 0)
+        {
+            Py_ssize_t b_dictoffset = 0;
+#if CYTHON_USE_TYPE_SLOTS || CYTHON_COMPILING_IN_PYPY
+            b_dictoffset = b->tp_dictoffset;
+#else
+            PyObject *py_b_dictoffset = PyObject_GetAttrString((PyObject*)b, "__dictoffset__");
+            if (!py_b_dictoffset) goto dictoffset_return;
+            b_dictoffset = PyLong_AsSsize_t(py_b_dictoffset);
+            Py_DECREF(py_b_dictoffset);
+            if (b_dictoffset == -1 && PyErr_Occurred()) goto dictoffset_return;
+#endif
+            if (b_dictoffset) {
+                {
+                    __Pyx_TypeName b_name = __Pyx_PyType_GetName(b);
+                    PyErr_Format(PyExc_TypeError,
+                        "extension type '%.200s' has no __dict__ slot, "
+                        "but base type '" __Pyx_FMT_TYPENAME "' has: "
+                        "either add 'cdef dict __dict__' to the extension type "
+                        "or add '__slots__ = [...]' to the base type",
+                        type_name, b_name);
+                    __Pyx_DECREF_TypeName(b_name);
+                }
+#if !(CYTHON_USE_TYPE_SLOTS || CYTHON_COMPILING_IN_PYPY)
+              dictoffset_return:
+#endif
+#if CYTHON_AVOID_BORROWED_REFS
+                Py_DECREF(b0);
+#endif
+                return -1;
+            }
+        }
+#if CYTHON_AVOID_BORROWED_REFS
+        Py_DECREF(b0);
+#endif
+    }
+    return 0;
+}
+#endif
+
+/* PyType_Ready */
+static int __Pyx_PyType_Ready(PyTypeObject *t) {
+#if CYTHON_USE_TYPE_SPECS || !(CYTHON_COMPILING_IN_CPYTHON || CYTHON_COMPILING_IN_LIMITED_API) || defined(PYSTON_MAJOR_VERSION)
+    (void)__Pyx_PyObject_CallMethod0;
+#if CYTHON_USE_TYPE_SPECS
+    (void)__Pyx_validate_bases_tuple;
+#endif
+    return PyType_Ready(t);
+#else
+    int r;
+    PyObject *bases = __Pyx_PyType_GetSlot(t, tp_bases, PyObject*);
+    if (bases && unlikely(__Pyx_validate_bases_tuple(t->tp_name, t->tp_dictoffset, bases) == -1))
+        return -1;
+#if PY_VERSION_HEX >= 0x03050000 && !defined(PYSTON_MAJOR_VERSION)
+    {
+        int gc_was_enabled;
+    #if PY_VERSION_HEX >= 0x030A00b1
+        gc_was_enabled = PyGC_Disable();
+        (void)__Pyx_PyObject_CallMethod0;
+    #else
+        PyObject *ret, *py_status;
+        PyObject *gc = NULL;
+        #if PY_VERSION_HEX >= 0x030700a1 && (!CYTHON_COMPILING_IN_PYPY || PYPY_VERSION_NUM+0 >= 0x07030400)
+        gc = PyImport_GetModule(__pyx_kp_u_gc);
+        #endif
+        if (unlikely(!gc)) gc = PyImport_Import(__pyx_kp_u_gc);
+        if (unlikely(!gc)) return -1;
+        py_status = __Pyx_PyObject_CallMethod0(gc, __pyx_kp_u_isenabled);
+        if (unlikely(!py_status)) {
+            Py_DECREF(gc);
+            return -1;
+        }
+        gc_was_enabled = __Pyx_PyObject_IsTrue(py_status);
+        Py_DECREF(py_status);
+        if (gc_was_enabled > 0) {
+            ret = __Pyx_PyObject_CallMethod0(gc, __pyx_kp_u_disable);
+            if (unlikely(!ret)) {
+                Py_DECREF(gc);
+                return -1;
+            }
+            Py_DECREF(ret);
+        } else if (unlikely(gc_was_enabled == -1)) {
+            Py_DECREF(gc);
+            return -1;
+        }
+    #endif
+        t->tp_flags |= Py_TPFLAGS_HEAPTYPE;
+#if PY_VERSION_HEX >= 0x030A0000
+        t->tp_flags |= Py_TPFLAGS_IMMUTABLETYPE;
+#endif
+#else
+        (void)__Pyx_PyObject_CallMethod0;
+#endif
+    r = PyType_Ready(t);
+#if PY_VERSION_HEX >= 0x03050000 && !defined(PYSTON_MAJOR_VERSION)
+        t->tp_flags &= ~Py_TPFLAGS_HEAPTYPE;
+    #if PY_VERSION_HEX >= 0x030A00b1
+        if (gc_was_enabled)
+            PyGC_Enable();
+    #else
+        if (gc_was_enabled) {
+            PyObject *tp, *v, *tb;
+            PyErr_Fetch(&tp, &v, &tb);
+            ret = __Pyx_PyObject_CallMethod0(gc, __pyx_kp_u_enable);
+            if (likely(ret || r == -1)) {
+                Py_XDECREF(ret);
+                PyErr_Restore(tp, v, tb);
+            } else {
+                Py_XDECREF(tp);
+                Py_XDECREF(v);
+                Py_XDECREF(tb);
+                r = -1;
+            }
+        }
+        Py_DECREF(gc);
+    #endif
+    }
+#endif
+    return r;
+#endif
+}
+
+/* PyObject_GenericGetAttrNoDict */
+#if CYTHON_USE_TYPE_SLOTS && CYTHON_USE_PYTYPE_LOOKUP && PY_VERSION_HEX < 0x03070000
+static PyObject *__Pyx_RaiseGenericGetAttributeError(PyTypeObject *tp, PyObject *attr_name) {
+    __Pyx_TypeName type_name = __Pyx_PyType_GetName(tp);
+    PyErr_Format(PyExc_AttributeError,
+#if PY_MAJOR_VERSION >= 3
+                 "'" __Pyx_FMT_TYPENAME "' object has no attribute '%U'",
+                 type_name, attr_name);
+#else
+                 "'" __Pyx_FMT_TYPENAME "' object has no attribute '%.400s'",
+                 type_name, PyString_AS_STRING(attr_name));
+#endif
+    __Pyx_DECREF_TypeName(type_name);
+    return NULL;
+}
+static CYTHON_INLINE PyObject* __Pyx_PyObject_GenericGetAttrNoDict(PyObject* obj, PyObject* attr_name) {
+    PyObject *descr;
+    PyTypeObject *tp = Py_TYPE(obj);
+    if (unlikely(!PyString_Check(attr_name))) {
+        return PyObject_GenericGetAttr(obj, attr_name);
+    }
+    assert(!tp->tp_dictoffset);
+    descr = _PyType_Lookup(tp, attr_name);
+    if (unlikely(!descr)) {
+        return __Pyx_RaiseGenericGetAttributeError(tp, attr_name);
+    }
+    Py_INCREF(descr);
+    #if PY_MAJOR_VERSION < 3
+    if (likely(PyType_HasFeature(Py_TYPE(descr), Py_TPFLAGS_HAVE_CLASS)))
+    #endif
+    {
+        descrgetfunc f = Py_TYPE(descr)->tp_descr_get;
+        if (unlikely(f)) {
+            PyObject *res = f(descr, obj, (PyObject *)tp);
+            Py_DECREF(descr);
+            return res;
+        }
+    }
+    return descr;
+}
+#endif
+
+/* PyObject_GenericGetAttr */
+#if CYTHON_USE_TYPE_SLOTS && CYTHON_USE_PYTYPE_LOOKUP && PY_VERSION_HEX < 0x03070000
+static PyObject* __Pyx_PyObject_GenericGetAttr(PyObject* obj, PyObject* attr_name) {
+    if (unlikely(Py_TYPE(obj)->tp_dictoffset)) {
+        return PyObject_GenericGetAttr(obj, attr_name);
+    }
+    return __Pyx_PyObject_GenericGetAttrNoDict(obj, attr_name);
+}
+#endif
+
+/* SetVTable */
+static int __Pyx_SetVtable(PyTypeObject *type, void *vtable) {
+    PyObject *ob = PyCapsule_New(vtable, 0, 0);
+    if (unlikely(!ob))
+        goto bad;
+#if CYTHON_COMPILING_IN_LIMITED_API
+    if (unlikely(PyObject_SetAttr((PyObject *) type, __pyx_n_s_pyx_vtable, ob) < 0))
+#else
+    if (unlikely(PyDict_SetItem(type->tp_dict, __pyx_n_s_pyx_vtable, ob) < 0))
+#endif
+        goto bad;
+    Py_DECREF(ob);
+    return 0;
+bad:
+    Py_XDECREF(ob);
+    return -1;
+}
+
+/* MergeVTables */
+#if !CYTHON_COMPILING_IN_LIMITED_API
+static int __Pyx_MergeVtables(PyTypeObject *type) {
+    int i;
+    void** base_vtables;
+    __Pyx_TypeName tp_base_name;
+    __Pyx_TypeName base_name;
+    void* unknown = (void*)-1;
+    PyObject* bases = type->tp_bases;
+    int base_depth = 0;
+    {
+        PyTypeObject* base = type->tp_base;
+        while (base) {
+            base_depth += 1;
+            base = base->tp_base;
+        }
+    }
+    base_vtables = (void**) malloc(sizeof(void*) * (size_t)(base_depth + 1));
+    base_vtables[0] = unknown;
+    for (i = 1; i < PyTuple_GET_SIZE(bases); i++) {
+        void* base_vtable = __Pyx_GetVtable(((PyTypeObject*)PyTuple_GET_ITEM(bases, i)));
+        if (base_vtable != NULL) {
+            int j;
+            PyTypeObject* base = type->tp_base;
+            for (j = 0; j < base_depth; j++) {
+                if (base_vtables[j] == unknown) {
+                    base_vtables[j] = __Pyx_GetVtable(base);
+                    base_vtables[j + 1] = unknown;
+                }
+                if (base_vtables[j] == base_vtable) {
+                    break;
+                } else if (base_vtables[j] == NULL) {
+                    goto bad;
+                }
+                base = base->tp_base;
+            }
+        }
+    }
+    PyErr_Clear();
+    free(base_vtables);
+    return 0;
+bad:
+    tp_base_name = __Pyx_PyType_GetName(type->tp_base);
+    base_name = __Pyx_PyType_GetName((PyTypeObject*)PyTuple_GET_ITEM(bases, i));
+    PyErr_Format(PyExc_TypeError,
+        "multiple bases have vtable conflict: '" __Pyx_FMT_TYPENAME "' and '" __Pyx_FMT_TYPENAME "'", tp_base_name, base_name);
+    __Pyx_DECREF_TypeName(tp_base_name);
+    __Pyx_DECREF_TypeName(base_name);
+    free(base_vtables);
+    return -1;
+}
+#endif
+
+/* SetupReduce */
+#if !CYTHON_COMPILING_IN_LIMITED_API
+static int __Pyx_setup_reduce_is_named(PyObject* meth, PyObject* name) {
+  int ret;
+  PyObject *name_attr;
+  name_attr = __Pyx_PyObject_GetAttrStrNoError(meth, __pyx_n_s_name);
+  if (likely(name_attr)) {
+      ret = PyObject_RichCompareBool(name_attr, name, Py_EQ);
+  } else {
+      ret = -1;
+  }
+  if (unlikely(ret < 0)) {
+      PyErr_Clear();
+      ret = 0;
+  }
+  Py_XDECREF(name_attr);
+  return ret;
+}
+static int __Pyx_setup_reduce(PyObject* type_obj) {
+    int ret = 0;
+    PyObject *object_reduce = NULL;
+    PyObject *object_getstate = NULL;
+    PyObject *object_reduce_ex = NULL;
+    PyObject *reduce = NULL;
+    PyObject *reduce_ex = NULL;
+    PyObject *reduce_cython = NULL;
+    PyObject *setstate = NULL;
+    PyObject *setstate_cython = NULL;
+    PyObject *getstate = NULL;
+#if CYTHON_USE_PYTYPE_LOOKUP
+    getstate = _PyType_Lookup((PyTypeObject*)type_obj, __pyx_n_s_getstate);
+#else
+    getstate = __Pyx_PyObject_GetAttrStrNoError(type_obj, __pyx_n_s_getstate);
+    if (!getstate && PyErr_Occurred()) {
+        goto __PYX_BAD;
+    }
+#endif
+    if (getstate) {
+#if CYTHON_USE_PYTYPE_LOOKUP
+        object_getstate = _PyType_Lookup(&PyBaseObject_Type, __pyx_n_s_getstate);
+#else
+        object_getstate = __Pyx_PyObject_GetAttrStrNoError((PyObject*)&PyBaseObject_Type, __pyx_n_s_getstate);
+        if (!object_getstate && PyErr_Occurred()) {
+            goto __PYX_BAD;
+        }
+#endif
+        if (object_getstate != getstate) {
+            goto __PYX_GOOD;
+        }
+    }
+#if CYTHON_USE_PYTYPE_LOOKUP
+    object_reduce_ex = _PyType_Lookup(&PyBaseObject_Type, __pyx_n_s_reduce_ex); if (!object_reduce_ex) goto __PYX_BAD;
+#else
+    object_reduce_ex = __Pyx_PyObject_GetAttrStr((PyObject*)&PyBaseObject_Type, __pyx_n_s_reduce_ex); if (!object_reduce_ex) goto __PYX_BAD;
+#endif
+    reduce_ex = __Pyx_PyObject_GetAttrStr(type_obj, __pyx_n_s_reduce_ex); if (unlikely(!reduce_ex)) goto __PYX_BAD;
+    if (reduce_ex == object_reduce_ex) {
+#if CYTHON_USE_PYTYPE_LOOKUP
+        object_reduce = _PyType_Lookup(&PyBaseObject_Type, __pyx_n_s_reduce); if (!object_reduce) goto __PYX_BAD;
+#else
+        object_reduce = __Pyx_PyObject_GetAttrStr((PyObject*)&PyBaseObject_Type, __pyx_n_s_reduce); if (!object_reduce) goto __PYX_BAD;
+#endif
+        reduce = __Pyx_PyObject_GetAttrStr(type_obj, __pyx_n_s_reduce); if (unlikely(!reduce)) goto __PYX_BAD;
+        if (reduce == object_reduce || __Pyx_setup_reduce_is_named(reduce, __pyx_n_s_reduce_cython)) {
+            reduce_cython = __Pyx_PyObject_GetAttrStrNoError(type_obj, __pyx_n_s_reduce_cython);
+            if (likely(reduce_cython)) {
+                ret = PyDict_SetItem(((PyTypeObject*)type_obj)->tp_dict, __pyx_n_s_reduce, reduce_cython); if (unlikely(ret < 0)) goto __PYX_BAD;
+                ret = PyDict_DelItem(((PyTypeObject*)type_obj)->tp_dict, __pyx_n_s_reduce_cython); if (unlikely(ret < 0)) goto __PYX_BAD;
+            } else if (reduce == object_reduce || PyErr_Occurred()) {
+                goto __PYX_BAD;
+            }
+            setstate = __Pyx_PyObject_GetAttrStrNoError(type_obj, __pyx_n_s_setstate);
+            if (!setstate) PyErr_Clear();
+            if (!setstate || __Pyx_setup_reduce_is_named(setstate, __pyx_n_s_setstate_cython)) {
+                setstate_cython = __Pyx_PyObject_GetAttrStrNoError(type_obj, __pyx_n_s_setstate_cython);
+                if (likely(setstate_cython)) {
+                    ret = PyDict_SetItem(((PyTypeObject*)type_obj)->tp_dict, __pyx_n_s_setstate, setstate_cython); if (unlikely(ret < 0)) goto __PYX_BAD;
+                    ret = PyDict_DelItem(((PyTypeObject*)type_obj)->tp_dict, __pyx_n_s_setstate_cython); if (unlikely(ret < 0)) goto __PYX_BAD;
+                } else if (!setstate || PyErr_Occurred()) {
+                    goto __PYX_BAD;
+                }
+            }
+            PyType_Modified((PyTypeObject*)type_obj);
+        }
+    }
+    goto __PYX_GOOD;
+__PYX_BAD:
+    if (!PyErr_Occurred()) {
+        __Pyx_TypeName type_obj_name =
+            __Pyx_PyType_GetName((PyTypeObject*)type_obj);
+        PyErr_Format(PyExc_RuntimeError,
+            "Unable to initialize pickling for " __Pyx_FMT_TYPENAME, type_obj_name);
+        __Pyx_DECREF_TypeName(type_obj_name);
+    }
+    ret = -1;
+__PYX_GOOD:
+#if !CYTHON_USE_PYTYPE_LOOKUP
+    Py_XDECREF(object_reduce);
+    Py_XDECREF(object_reduce_ex);
+    Py_XDECREF(object_getstate);
+    Py_XDECREF(getstate);
+#endif
+    Py_XDECREF(reduce);
+    Py_XDECREF(reduce_ex);
+    Py_XDECREF(reduce_cython);
+    Py_XDECREF(setstate);
+    Py_XDECREF(setstate_cython);
+    return ret;
+}
+#endif
+
+/* Import */
+static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level) {
+    PyObject *module = 0;
+    PyObject *empty_dict = 0;
+    PyObject *empty_list = 0;
+    #if PY_MAJOR_VERSION < 3
+    PyObject *py_import;
+    py_import = __Pyx_PyObject_GetAttrStr(__pyx_b, __pyx_n_s_import);
+    if (unlikely(!py_import))
+        goto bad;
+    if (!from_list) {
+        empty_list = PyList_New(0);
+        if (unlikely(!empty_list))
+            goto bad;
+        from_list = empty_list;
+    }
+    #endif
+    empty_dict = PyDict_New();
+    if (unlikely(!empty_dict))
+        goto bad;
+    {
+        #if PY_MAJOR_VERSION >= 3
+        if (level == -1) {
+            if (strchr(__Pyx_MODULE_NAME, '.') != NULL) {
+                module = PyImport_ImportModuleLevelObject(
+                    name, __pyx_d, empty_dict, from_list, 1);
+                if (unlikely(!module)) {
+                    if (unlikely(!PyErr_ExceptionMatches(PyExc_ImportError)))
+                        goto bad;
+                    PyErr_Clear();
+                }
+            }
+            level = 0;
+        }
+        #endif
+        if (!module) {
+            #if PY_MAJOR_VERSION < 3
+            PyObject *py_level = PyInt_FromLong(level);
+            if (unlikely(!py_level))
+                goto bad;
+            module = PyObject_CallFunctionObjArgs(py_import,
+                name, __pyx_d, empty_dict, from_list, py_level, (PyObject *)NULL);
+            Py_DECREF(py_level);
+            #else
+            module = PyImport_ImportModuleLevelObject(
+                name, __pyx_d, empty_dict, from_list, level);
+            #endif
+        }
+    }
+bad:
+    Py_XDECREF(empty_dict);
+    Py_XDECREF(empty_list);
+    #if PY_MAJOR_VERSION < 3
+    Py_XDECREF(py_import);
+    #endif
+    return module;
+}
+
+/* ImportDottedModule */
+#if PY_MAJOR_VERSION >= 3
+static PyObject *__Pyx__ImportDottedModule_Error(PyObject *name, PyObject *parts_tuple, Py_ssize_t count) {
+    PyObject *partial_name = NULL, *slice = NULL, *sep = NULL;
+    if (unlikely(PyErr_Occurred())) {
+        PyErr_Clear();
+    }
+    if (likely(PyTuple_GET_SIZE(parts_tuple) == count)) {
+        partial_name = name;
+    } else {
+        slice = PySequence_GetSlice(parts_tuple, 0, count);
+        if (unlikely(!slice))
+            goto bad;
+        sep = PyUnicode_FromStringAndSize(".", 1);
+        if (unlikely(!sep))
+            goto bad;
+        partial_name = PyUnicode_Join(sep, slice);
+    }
+    PyErr_Format(
+#if PY_MAJOR_VERSION < 3
+        PyExc_ImportError,
+        "No module named '%s'", PyString_AS_STRING(partial_name));
+#else
+#if PY_VERSION_HEX >= 0x030600B1
+        PyExc_ModuleNotFoundError,
+#else
+        PyExc_ImportError,
+#endif
+        "No module named '%U'", partial_name);
+#endif
+bad:
+    Py_XDECREF(sep);
+    Py_XDECREF(slice);
+    Py_XDECREF(partial_name);
+    return NULL;
+}
+#endif
+#if PY_MAJOR_VERSION >= 3
+static PyObject *__Pyx__ImportDottedModule_Lookup(PyObject *name) {
+    PyObject *imported_module;
+#if PY_VERSION_HEX < 0x030700A1 || (CYTHON_COMPILING_IN_PYPY && PYPY_VERSION_NUM  < 0x07030400)
+    PyObject *modules = PyImport_GetModuleDict();
+    if (unlikely(!modules))
+        return NULL;
+    imported_module = __Pyx_PyDict_GetItemStr(modules, name);
+    Py_XINCREF(imported_module);
+#else
+    imported_module = PyImport_GetModule(name);
+#endif
+    return imported_module;
+}
+#endif
+#if PY_MAJOR_VERSION >= 3
+static PyObject *__Pyx_ImportDottedModule_WalkParts(PyObject *module, PyObject *name, PyObject *parts_tuple) {
+    Py_ssize_t i, nparts;
+    nparts = PyTuple_GET_SIZE(parts_tuple);
+    for (i=1; i < nparts && module; i++) {
+        PyObject *part, *submodule;
+#if CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS
+        part = PyTuple_GET_ITEM(parts_tuple, i);
+#else
+        part = PySequence_ITEM(parts_tuple, i);
+#endif
+        submodule = __Pyx_PyObject_GetAttrStrNoError(module, part);
+#if !(CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS)
+        Py_DECREF(part);
+#endif
+        Py_DECREF(module);
+        module = submodule;
+    }
+    if (unlikely(!module)) {
+        return __Pyx__ImportDottedModule_Error(name, parts_tuple, i);
+    }
+    return module;
+}
+#endif
+static PyObject *__Pyx__ImportDottedModule(PyObject *name, PyObject *parts_tuple) {
+#if PY_MAJOR_VERSION < 3
+    PyObject *module, *from_list, *star = __pyx_n_s__5;
+    CYTHON_UNUSED_VAR(parts_tuple);
+    from_list = PyList_New(1);
+    if (unlikely(!from_list))
+        return NULL;
+    Py_INCREF(star);
+    PyList_SET_ITEM(from_list, 0, star);
+    module = __Pyx_Import(name, from_list, 0);
+    Py_DECREF(from_list);
+    return module;
+#else
+    PyObject *imported_module;
+    PyObject *module = __Pyx_Import(name, NULL, 0);
+    if (!parts_tuple || unlikely(!module))
+        return module;
+    imported_module = __Pyx__ImportDottedModule_Lookup(name);
+    if (likely(imported_module)) {
+        Py_DECREF(module);
+        return imported_module;
+    }
+    PyErr_Clear();
+    return __Pyx_ImportDottedModule_WalkParts(module, name, parts_tuple);
+#endif
+}
+static PyObject *__Pyx_ImportDottedModule(PyObject *name, PyObject *parts_tuple) {
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x030400B1
+    PyObject *module = __Pyx__ImportDottedModule_Lookup(name);
+    if (likely(module)) {
+        PyObject *spec = __Pyx_PyObject_GetAttrStrNoError(module, __pyx_n_s_spec);
+        if (likely(spec)) {
+            PyObject *unsafe = __Pyx_PyObject_GetAttrStrNoError(spec, __pyx_n_s_initializing);
+            if (likely(!unsafe || !__Pyx_PyObject_IsTrue(unsafe))) {
+                Py_DECREF(spec);
+                spec = NULL;
+            }
+            Py_XDECREF(unsafe);
+        }
+        if (likely(!spec)) {
+            PyErr_Clear();
+            return module;
+        }
+        Py_DECREF(spec);
+        Py_DECREF(module);
+    } else if (PyErr_Occurred()) {
+        PyErr_Clear();
+    }
+#endif
+    return __Pyx__ImportDottedModule(name, parts_tuple);
+}
+
+/* FetchSharedCythonModule */
+static PyObject *__Pyx_FetchSharedCythonABIModule(void) {
+    return __Pyx_PyImport_AddModuleRef((char*) __PYX_ABI_MODULE_NAME);
+}
+
+/* FetchCommonType */
+static int __Pyx_VerifyCachedType(PyObject *cached_type,
+                               const char *name,
+                               Py_ssize_t basicsize,
+                               Py_ssize_t expected_basicsize) {
+    if (!PyType_Check(cached_type)) {
+        PyErr_Format(PyExc_TypeError,
+            "Shared Cython type %.200s is not a type object", name);
+        return -1;
+    }
+    if (basicsize != expected_basicsize) {
+        PyErr_Format(PyExc_TypeError,
+            "Shared Cython type %.200s has the wrong size, try recompiling",
+            name);
+        return -1;
+    }
+    return 0;
+}
+#if !CYTHON_USE_TYPE_SPECS
+static PyTypeObject* __Pyx_FetchCommonType(PyTypeObject* type) {
+    PyObject* abi_module;
+    const char* object_name;
+    PyTypeObject *cached_type = NULL;
+    abi_module = __Pyx_FetchSharedCythonABIModule();
+    if (!abi_module) return NULL;
+    object_name = strrchr(type->tp_name, '.');
+    object_name = object_name ? object_name+1 : type->tp_name;
+    cached_type = (PyTypeObject*) PyObject_GetAttrString(abi_module, object_name);
+    if (cached_type) {
+        if (__Pyx_VerifyCachedType(
+              (PyObject *)cached_type,
+              object_name,
+              cached_type->tp_basicsize,
+              type->tp_basicsize) < 0) {
+            goto bad;
+        }
+        goto done;
+    }
+    if (!PyErr_ExceptionMatches(PyExc_AttributeError)) goto bad;
+    PyErr_Clear();
+    if (PyType_Ready(type) < 0) goto bad;
+    if (PyObject_SetAttrString(abi_module, object_name, (PyObject *)type) < 0)
+        goto bad;
+    Py_INCREF(type);
+    cached_type = type;
+done:
+    Py_DECREF(abi_module);
+    return cached_type;
+bad:
+    Py_XDECREF(cached_type);
+    cached_type = NULL;
+    goto done;
+}
+#else
+static PyTypeObject *__Pyx_FetchCommonTypeFromSpec(PyObject *module, PyType_Spec *spec, PyObject *bases) {
+    PyObject *abi_module, *cached_type = NULL;
+    const char* object_name = strrchr(spec->name, '.');
+    object_name = object_name ? object_name+1 : spec->name;
+    abi_module = __Pyx_FetchSharedCythonABIModule();
+    if (!abi_module) return NULL;
+    cached_type = PyObject_GetAttrString(abi_module, object_name);
+    if (cached_type) {
+        Py_ssize_t basicsize;
+#if CYTHON_COMPILING_IN_LIMITED_API
+        PyObject *py_basicsize;
+        py_basicsize = PyObject_GetAttrString(cached_type, "__basicsize__");
+        if (unlikely(!py_basicsize)) goto bad;
+        basicsize = PyLong_AsSsize_t(py_basicsize);
+        Py_DECREF(py_basicsize);
+        py_basicsize = 0;
+        if (unlikely(basicsize == (Py_ssize_t)-1) && PyErr_Occurred()) goto bad;
+#else
+        basicsize = likely(PyType_Check(cached_type)) ? ((PyTypeObject*) cached_type)->tp_basicsize : -1;
+#endif
+        if (__Pyx_VerifyCachedType(
+              cached_type,
+              object_name,
+              basicsize,
+              spec->basicsize) < 0) {
+            goto bad;
+        }
+        goto done;
+    }
+    if (!PyErr_ExceptionMatches(PyExc_AttributeError)) goto bad;
+    PyErr_Clear();
+    CYTHON_UNUSED_VAR(module);
+    cached_type = __Pyx_PyType_FromModuleAndSpec(abi_module, spec, bases);
+    if (unlikely(!cached_type)) goto bad;
+    if (unlikely(__Pyx_fix_up_extension_type_from_spec(spec, (PyTypeObject *) cached_type) < 0)) goto bad;
+    if (PyObject_SetAttrString(abi_module, object_name, cached_type) < 0) goto bad;
+done:
+    Py_DECREF(abi_module);
+    assert(cached_type == NULL || PyType_Check(cached_type));
+    return (PyTypeObject *) cached_type;
+bad:
+    Py_XDECREF(cached_type);
+    cached_type = NULL;
+    goto done;
+}
+#endif
+
+/* PyVectorcallFastCallDict */
+#if CYTHON_METH_FASTCALL
+static PyObject *__Pyx_PyVectorcall_FastCallDict_kw(PyObject *func, __pyx_vectorcallfunc vc, PyObject *const *args, size_t nargs, PyObject *kw)
+{
+    PyObject *res = NULL;
+    PyObject *kwnames;
+    PyObject **newargs;
+    PyObject **kwvalues;
+    Py_ssize_t i, pos;
+    size_t j;
+    PyObject *key, *value;
+    unsigned long keys_are_strings;
+    Py_ssize_t nkw = PyDict_GET_SIZE(kw);
+    newargs = (PyObject **)PyMem_Malloc((nargs + (size_t)nkw) * sizeof(args[0]));
+    if (unlikely(newargs == NULL)) {
+        PyErr_NoMemory();
+        return NULL;
+    }
+    for (j = 0; j < nargs; j++) newargs[j] = args[j];
+    kwnames = PyTuple_New(nkw);
+    if (unlikely(kwnames == NULL)) {
+        PyMem_Free(newargs);
+        return NULL;
+    }
+    kwvalues = newargs + nargs;
+    pos = i = 0;
+    keys_are_strings = Py_TPFLAGS_UNICODE_SUBCLASS;
+    while (PyDict_Next(kw, &pos, &key, &value)) {
+        keys_are_strings &= Py_TYPE(key)->tp_flags;
+        Py_INCREF(key);
+        Py_INCREF(value);
+        PyTuple_SET_ITEM(kwnames, i, key);
+        kwvalues[i] = value;
+        i++;
+    }
+    if (unlikely(!keys_are_strings)) {
+        PyErr_SetString(PyExc_TypeError, "keywords must be strings");
+        goto cleanup;
+    }
+    res = vc(func, newargs, nargs, kwnames);
+cleanup:
+    Py_DECREF(kwnames);
+    for (i = 0; i < nkw; i++)
+        Py_DECREF(kwvalues[i]);
+    PyMem_Free(newargs);
+    return res;
+}
+static CYTHON_INLINE PyObject *__Pyx_PyVectorcall_FastCallDict(PyObject *func, __pyx_vectorcallfunc vc, PyObject *const *args, size_t nargs, PyObject *kw)
+{
+    if (likely(kw == NULL) || PyDict_GET_SIZE(kw) == 0) {
+        return vc(func, args, nargs, NULL);
+    }
+    return __Pyx_PyVectorcall_FastCallDict_kw(func, vc, args, nargs, kw);
+}
+#endif
+
+/* CythonFunctionShared */
+#if CYTHON_COMPILING_IN_LIMITED_API
+static CYTHON_INLINE int __Pyx__IsSameCyOrCFunction(PyObject *func, void *cfunc) {
+    if (__Pyx_CyFunction_Check(func)) {
+        return PyCFunction_GetFunction(((__pyx_CyFunctionObject*)func)->func) == (PyCFunction) cfunc;
+    } else if (PyCFunction_Check(func)) {
+        return PyCFunction_GetFunction(func) == (PyCFunction) cfunc;
+    }
+    return 0;
+}
+#else
+static CYTHON_INLINE int __Pyx__IsSameCyOrCFunction(PyObject *func, void *cfunc) {
+    return __Pyx_CyOrPyCFunction_Check(func) && __Pyx_CyOrPyCFunction_GET_FUNCTION(func) == (PyCFunction) cfunc;
+}
+#endif
+static CYTHON_INLINE void __Pyx__CyFunction_SetClassObj(__pyx_CyFunctionObject* f, PyObject* classobj) {
+#if PY_VERSION_HEX < 0x030900B1 || CYTHON_COMPILING_IN_LIMITED_API
+    __Pyx_Py_XDECREF_SET(
+        __Pyx_CyFunction_GetClassObj(f),
+            ((classobj) ? __Pyx_NewRef(classobj) : NULL));
+#else
+    __Pyx_Py_XDECREF_SET(
+        ((PyCMethodObject *) (f))->mm_class,
+        (PyTypeObject*)((classobj) ? __Pyx_NewRef(classobj) : NULL));
+#endif
+}
+static PyObject *
+__Pyx_CyFunction_get_doc(__pyx_CyFunctionObject *op, void *closure)
+{
+    CYTHON_UNUSED_VAR(closure);
+    if (unlikely(op->func_doc == NULL)) {
+#if CYTHON_COMPILING_IN_LIMITED_API
+        op->func_doc = PyObject_GetAttrString(op->func, "__doc__");
+        if (unlikely(!op->func_doc)) return NULL;
+#else
+        if (((PyCFunctionObject*)op)->m_ml->ml_doc) {
+#if PY_MAJOR_VERSION >= 3
+            op->func_doc = PyUnicode_FromString(((PyCFunctionObject*)op)->m_ml->ml_doc);
+#else
+            op->func_doc = PyString_FromString(((PyCFunctionObject*)op)->m_ml->ml_doc);
+#endif
+            if (unlikely(op->func_doc == NULL))
+                return NULL;
+        } else {
+            Py_INCREF(Py_None);
+            return Py_None;
+        }
+#endif
+    }
+    Py_INCREF(op->func_doc);
+    return op->func_doc;
+}
+static int
+__Pyx_CyFunction_set_doc(__pyx_CyFunctionObject *op, PyObject *value, void *context)
+{
+    CYTHON_UNUSED_VAR(context);
+    if (value == NULL) {
+        value = Py_None;
+    }
+    Py_INCREF(value);
+    __Pyx_Py_XDECREF_SET(op->func_doc, value);
+    return 0;
+}
+static PyObject *
+__Pyx_CyFunction_get_name(__pyx_CyFunctionObject *op, void *context)
+{
+    CYTHON_UNUSED_VAR(context);
+    if (unlikely(op->func_name == NULL)) {
+#if CYTHON_COMPILING_IN_LIMITED_API
+        op->func_name = PyObject_GetAttrString(op->func, "__name__");
+#elif PY_MAJOR_VERSION >= 3
+        op->func_name = PyUnicode_InternFromString(((PyCFunctionObject*)op)->m_ml->ml_name);
+#else
+        op->func_name = PyString_InternFromString(((PyCFunctionObject*)op)->m_ml->ml_name);
+#endif
+        if (unlikely(op->func_name == NULL))
+            return NULL;
+    }
+    Py_INCREF(op->func_name);
+    return op->func_name;
+}
+static int
+__Pyx_CyFunction_set_name(__pyx_CyFunctionObject *op, PyObject *value, void *context)
+{
+    CYTHON_UNUSED_VAR(context);
+#if PY_MAJOR_VERSION >= 3
+    if (unlikely(value == NULL || !PyUnicode_Check(value)))
+#else
+    if (unlikely(value == NULL || !PyString_Check(value)))
+#endif
+    {
+        PyErr_SetString(PyExc_TypeError,
+                        "__name__ must be set to a string object");
+        return -1;
+    }
+    Py_INCREF(value);
+    __Pyx_Py_XDECREF_SET(op->func_name, value);
+    return 0;
+}
+static PyObject *
+__Pyx_CyFunction_get_qualname(__pyx_CyFunctionObject *op, void *context)
+{
+    CYTHON_UNUSED_VAR(context);
+    Py_INCREF(op->func_qualname);
+    return op->func_qualname;
+}
+static int
+__Pyx_CyFunction_set_qualname(__pyx_CyFunctionObject *op, PyObject *value, void *context)
+{
+    CYTHON_UNUSED_VAR(context);
+#if PY_MAJOR_VERSION >= 3
+    if (unlikely(value == NULL || !PyUnicode_Check(value)))
+#else
+    if (unlikely(value == NULL || !PyString_Check(value)))
+#endif
+    {
+        PyErr_SetString(PyExc_TypeError,
+                        "__qualname__ must be set to a string object");
+        return -1;
+    }
+    Py_INCREF(value);
+    __Pyx_Py_XDECREF_SET(op->func_qualname, value);
+    return 0;
+}
+static PyObject *
+__Pyx_CyFunction_get_dict(__pyx_CyFunctionObject *op, void *context)
+{
+    CYTHON_UNUSED_VAR(context);
+    if (unlikely(op->func_dict == NULL)) {
+        op->func_dict = PyDict_New();
+        if (unlikely(op->func_dict == NULL))
+            return NULL;
+    }
+    Py_INCREF(op->func_dict);
+    return op->func_dict;
+}
+static int
+__Pyx_CyFunction_set_dict(__pyx_CyFunctionObject *op, PyObject *value, void *context)
+{
+    CYTHON_UNUSED_VAR(context);
+    if (unlikely(value == NULL)) {
+        PyErr_SetString(PyExc_TypeError,
+               "function's dictionary may not be deleted");
+        return -1;
+    }
+    if (unlikely(!PyDict_Check(value))) {
+        PyErr_SetString(PyExc_TypeError,
+               "setting function's dictionary to a non-dict");
+        return -1;
+    }
+    Py_INCREF(value);
+    __Pyx_Py_XDECREF_SET(op->func_dict, value);
+    return 0;
+}
+static PyObject *
+__Pyx_CyFunction_get_globals(__pyx_CyFunctionObject *op, void *context)
+{
+    CYTHON_UNUSED_VAR(context);
+    Py_INCREF(op->func_globals);
+    return op->func_globals;
+}
+static PyObject *
+__Pyx_CyFunction_get_closure(__pyx_CyFunctionObject *op, void *context)
+{
+    CYTHON_UNUSED_VAR(op);
+    CYTHON_UNUSED_VAR(context);
+    Py_INCREF(Py_None);
+    return Py_None;
+}
+static PyObject *
+__Pyx_CyFunction_get_code(__pyx_CyFunctionObject *op, void *context)
+{
+    PyObject* result = (op->func_code) ? op->func_code : Py_None;
+    CYTHON_UNUSED_VAR(context);
+    Py_INCREF(result);
+    return result;
+}
+static int
+__Pyx_CyFunction_init_defaults(__pyx_CyFunctionObject *op) {
+    int result = 0;
+    PyObject *res = op->defaults_getter((PyObject *) op);
+    if (unlikely(!res))
+        return -1;
+    #if CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS
+    op->defaults_tuple = PyTuple_GET_ITEM(res, 0);
+    Py_INCREF(op->defaults_tuple);
+    op->defaults_kwdict = PyTuple_GET_ITEM(res, 1);
+    Py_INCREF(op->defaults_kwdict);
+    #else
+    op->defaults_tuple = __Pyx_PySequence_ITEM(res, 0);
+    if (unlikely(!op->defaults_tuple)) result = -1;
+    else {
+        op->defaults_kwdict = __Pyx_PySequence_ITEM(res, 1);
+        if (unlikely(!op->defaults_kwdict)) result = -1;
+    }
+    #endif
+    Py_DECREF(res);
+    return result;
+}
+static int
+__Pyx_CyFunction_set_defaults(__pyx_CyFunctionObject *op, PyObject* value, void *context) {
+    CYTHON_UNUSED_VAR(context);
+    if (!value) {
+        value = Py_None;
+    } else if (unlikely(value != Py_None && !PyTuple_Check(value))) {
+        PyErr_SetString(PyExc_TypeError,
+                        "__defaults__ must be set to a tuple object");
+        return -1;
+    }
+    PyErr_WarnEx(PyExc_RuntimeWarning, "changes to cyfunction.__defaults__ will not "
+                 "currently affect the values used in function calls", 1);
+    Py_INCREF(value);
+    __Pyx_Py_XDECREF_SET(op->defaults_tuple, value);
+    return 0;
+}
+static PyObject *
+__Pyx_CyFunction_get_defaults(__pyx_CyFunctionObject *op, void *context) {
+    PyObject* result = op->defaults_tuple;
+    CYTHON_UNUSED_VAR(context);
+    if (unlikely(!result)) {
+        if (op->defaults_getter) {
+            if (unlikely(__Pyx_CyFunction_init_defaults(op) < 0)) return NULL;
+            result = op->defaults_tuple;
+        } else {
+            result = Py_None;
+        }
+    }
+    Py_INCREF(result);
+    return result;
+}
+static int
+__Pyx_CyFunction_set_kwdefaults(__pyx_CyFunctionObject *op, PyObject* value, void *context) {
+    CYTHON_UNUSED_VAR(context);
+    if (!value) {
+        value = Py_None;
+    } else if (unlikely(value != Py_None && !PyDict_Check(value))) {
+        PyErr_SetString(PyExc_TypeError,
+                        "__kwdefaults__ must be set to a dict object");
+        return -1;
+    }
+    PyErr_WarnEx(PyExc_RuntimeWarning, "changes to cyfunction.__kwdefaults__ will not "
+                 "currently affect the values used in function calls", 1);
+    Py_INCREF(value);
+    __Pyx_Py_XDECREF_SET(op->defaults_kwdict, value);
+    return 0;
+}
+static PyObject *
+__Pyx_CyFunction_get_kwdefaults(__pyx_CyFunctionObject *op, void *context) {
+    PyObject* result = op->defaults_kwdict;
+    CYTHON_UNUSED_VAR(context);
+    if (unlikely(!result)) {
+        if (op->defaults_getter) {
+            if (unlikely(__Pyx_CyFunction_init_defaults(op) < 0)) return NULL;
+            result = op->defaults_kwdict;
+        } else {
+            result = Py_None;
+        }
+    }
+    Py_INCREF(result);
+    return result;
+}
+static int
+__Pyx_CyFunction_set_annotations(__pyx_CyFunctionObject *op, PyObject* value, void *context) {
+    CYTHON_UNUSED_VAR(context);
+    if (!value || value == Py_None) {
+        value = NULL;
+    } else if (unlikely(!PyDict_Check(value))) {
+        PyErr_SetString(PyExc_TypeError,
+                        "__annotations__ must be set to a dict object");
+        return -1;
+    }
+    Py_XINCREF(value);
+    __Pyx_Py_XDECREF_SET(op->func_annotations, value);
+    return 0;
+}
+static PyObject *
+__Pyx_CyFunction_get_annotations(__pyx_CyFunctionObject *op, void *context) {
+    PyObject* result = op->func_annotations;
+    CYTHON_UNUSED_VAR(context);
+    if (unlikely(!result)) {
+        result = PyDict_New();
+        if (unlikely(!result)) return NULL;
+        op->func_annotations = result;
+    }
+    Py_INCREF(result);
+    return result;
+}
+static PyObject *
+__Pyx_CyFunction_get_is_coroutine(__pyx_CyFunctionObject *op, void *context) {
+    int is_coroutine;
+    CYTHON_UNUSED_VAR(context);
+    if (op->func_is_coroutine) {
+        return __Pyx_NewRef(op->func_is_coroutine);
+    }
+    is_coroutine = op->flags & __Pyx_CYFUNCTION_COROUTINE;
+#if PY_VERSION_HEX >= 0x03050000
+    if (is_coroutine) {
+        PyObject *module, *fromlist, *marker = __pyx_n_s_is_coroutine;
+        fromlist = PyList_New(1);
+        if (unlikely(!fromlist)) return NULL;
+        Py_INCREF(marker);
+#if CYTHON_ASSUME_SAFE_MACROS
+        PyList_SET_ITEM(fromlist, 0, marker);
+#else
+        if (unlikely(PyList_SetItem(fromlist, 0, marker) < 0)) {
+            Py_DECREF(marker);
+            Py_DECREF(fromlist);
+            return NULL;
+        }
+#endif
+        module = PyImport_ImportModuleLevelObject(__pyx_n_s_asyncio_coroutines, NULL, NULL, fromlist, 0);
+        Py_DECREF(fromlist);
+        if (unlikely(!module)) goto ignore;
+        op->func_is_coroutine = __Pyx_PyObject_GetAttrStr(module, marker);
+        Py_DECREF(module);
+        if (likely(op->func_is_coroutine)) {
+            return __Pyx_NewRef(op->func_is_coroutine);
+        }
+ignore:
+        PyErr_Clear();
+    }
+#endif
+    op->func_is_coroutine = __Pyx_PyBool_FromLong(is_coroutine);
+    return __Pyx_NewRef(op->func_is_coroutine);
+}
+#if CYTHON_COMPILING_IN_LIMITED_API
+static PyObject *
+__Pyx_CyFunction_get_module(__pyx_CyFunctionObject *op, void *context) {
+    CYTHON_UNUSED_VAR(context);
+    return PyObject_GetAttrString(op->func, "__module__");
+}
+static int
+__Pyx_CyFunction_set_module(__pyx_CyFunctionObject *op, PyObject* value, void *context) {
+    CYTHON_UNUSED_VAR(context);
+    return PyObject_SetAttrString(op->func, "__module__", value);
+}
+#endif
+static PyGetSetDef __pyx_CyFunction_getsets[] = {
+    {(char *) "func_doc", (getter)__Pyx_CyFunction_get_doc, (setter)__Pyx_CyFunction_set_doc, 0, 0},
+    {(char *) "__doc__",  (getter)__Pyx_CyFunction_get_doc, (setter)__Pyx_CyFunction_set_doc, 0, 0},
+    {(char *) "func_name", (getter)__Pyx_CyFunction_get_name, (setter)__Pyx_CyFunction_set_name, 0, 0},
+    {(char *) "__name__", (getter)__Pyx_CyFunction_get_name, (setter)__Pyx_CyFunction_set_name, 0, 0},
+    {(char *) "__qualname__", (getter)__Pyx_CyFunction_get_qualname, (setter)__Pyx_CyFunction_set_qualname, 0, 0},
+    {(char *) "func_dict", (getter)__Pyx_CyFunction_get_dict, (setter)__Pyx_CyFunction_set_dict, 0, 0},
+    {(char *) "__dict__", (getter)__Pyx_CyFunction_get_dict, (setter)__Pyx_CyFunction_set_dict, 0, 0},
+    {(char *) "func_globals", (getter)__Pyx_CyFunction_get_globals, 0, 0, 0},
+    {(char *) "__globals__", (getter)__Pyx_CyFunction_get_globals, 0, 0, 0},
+    {(char *) "func_closure", (getter)__Pyx_CyFunction_get_closure, 0, 0, 0},
+    {(char *) "__closure__", (getter)__Pyx_CyFunction_get_closure, 0, 0, 0},
+    {(char *) "func_code", (getter)__Pyx_CyFunction_get_code, 0, 0, 0},
+    {(char *) "__code__", (getter)__Pyx_CyFunction_get_code, 0, 0, 0},
+    {(char *) "func_defaults", (getter)__Pyx_CyFunction_get_defaults, (setter)__Pyx_CyFunction_set_defaults, 0, 0},
+    {(char *) "__defaults__", (getter)__Pyx_CyFunction_get_defaults, (setter)__Pyx_CyFunction_set_defaults, 0, 0},
+    {(char *) "__kwdefaults__", (getter)__Pyx_CyFunction_get_kwdefaults, (setter)__Pyx_CyFunction_set_kwdefaults, 0, 0},
+    {(char *) "__annotations__", (getter)__Pyx_CyFunction_get_annotations, (setter)__Pyx_CyFunction_set_annotations, 0, 0},
+    {(char *) "_is_coroutine", (getter)__Pyx_CyFunction_get_is_coroutine, 0, 0, 0},
+#if CYTHON_COMPILING_IN_LIMITED_API
+    {"__module__", (getter)__Pyx_CyFunction_get_module, (setter)__Pyx_CyFunction_set_module, 0, 0},
+#endif
+    {0, 0, 0, 0, 0}
+};
+static PyMemberDef __pyx_CyFunction_members[] = {
+#if !CYTHON_COMPILING_IN_LIMITED_API
+    {(char *) "__module__", T_OBJECT, offsetof(PyCFunctionObject, m_module), 0, 0},
+#endif
+#if CYTHON_USE_TYPE_SPECS
+    {(char *) "__dictoffset__", T_PYSSIZET, offsetof(__pyx_CyFunctionObject, func_dict), READONLY, 0},
+#if CYTHON_METH_FASTCALL
+#if CYTHON_BACKPORT_VECTORCALL
+    {(char *) "__vectorcalloffset__", T_PYSSIZET, offsetof(__pyx_CyFunctionObject, func_vectorcall), READONLY, 0},
+#else
+#if !CYTHON_COMPILING_IN_LIMITED_API
+    {(char *) "__vectorcalloffset__", T_PYSSIZET, offsetof(PyCFunctionObject, vectorcall), READONLY, 0},
+#endif
+#endif
+#endif
+#if PY_VERSION_HEX < 0x030500A0 || CYTHON_COMPILING_IN_LIMITED_API
+    {(char *) "__weaklistoffset__", T_PYSSIZET, offsetof(__pyx_CyFunctionObject, func_weakreflist), READONLY, 0},
+#else
+    {(char *) "__weaklistoffset__", T_PYSSIZET, offsetof(PyCFunctionObject, m_weakreflist), READONLY, 0},
+#endif
+#endif
+    {0, 0, 0,  0, 0}
+};
+static PyObject *
+__Pyx_CyFunction_reduce(__pyx_CyFunctionObject *m, PyObject *args)
+{
+    CYTHON_UNUSED_VAR(args);
+#if PY_MAJOR_VERSION >= 3
+    Py_INCREF(m->func_qualname);
+    return m->func_qualname;
+#else
+    return PyString_FromString(((PyCFunctionObject*)m)->m_ml->ml_name);
+#endif
+}
+static PyMethodDef __pyx_CyFunction_methods[] = {
+    {"__reduce__", (PyCFunction)__Pyx_CyFunction_reduce, METH_VARARGS, 0},
+    {0, 0, 0, 0}
+};
+#if PY_VERSION_HEX < 0x030500A0 || CYTHON_COMPILING_IN_LIMITED_API
+#define __Pyx_CyFunction_weakreflist(cyfunc) ((cyfunc)->func_weakreflist)
+#else
+#define __Pyx_CyFunction_weakreflist(cyfunc) (((PyCFunctionObject*)cyfunc)->m_weakreflist)
+#endif
+static PyObject *__Pyx_CyFunction_Init(__pyx_CyFunctionObject *op, PyMethodDef *ml, int flags, PyObject* qualname,
+                                       PyObject *closure, PyObject *module, PyObject* globals, PyObject* code) {
+#if !CYTHON_COMPILING_IN_LIMITED_API
+    PyCFunctionObject *cf = (PyCFunctionObject*) op;
+#endif
+    if (unlikely(op == NULL))
+        return NULL;
+#if CYTHON_COMPILING_IN_LIMITED_API
+    op->func = PyCFunction_NewEx(ml, (PyObject*)op, module);
+    if (unlikely(!op->func)) return NULL;
+#endif
+    op->flags = flags;
+    __Pyx_CyFunction_weakreflist(op) = NULL;
+#if !CYTHON_COMPILING_IN_LIMITED_API
+    cf->m_ml = ml;
+    cf->m_self = (PyObject *) op;
+#endif
+    Py_XINCREF(closure);
+    op->func_closure = closure;
+#if !CYTHON_COMPILING_IN_LIMITED_API
+    Py_XINCREF(module);
+    cf->m_module = module;
+#endif
+    op->func_dict = NULL;
+    op->func_name = NULL;
+    Py_INCREF(qualname);
+    op->func_qualname = qualname;
+    op->func_doc = NULL;
+#if PY_VERSION_HEX < 0x030900B1 || CYTHON_COMPILING_IN_LIMITED_API
+    op->func_classobj = NULL;
+#else
+    ((PyCMethodObject*)op)->mm_class = NULL;
+#endif
+    op->func_globals = globals;
+    Py_INCREF(op->func_globals);
+    Py_XINCREF(code);
+    op->func_code = code;
+    op->defaults_pyobjects = 0;
+    op->defaults_size = 0;
+    op->defaults = NULL;
+    op->defaults_tuple = NULL;
+    op->defaults_kwdict = NULL;
+    op->defaults_getter = NULL;
+    op->func_annotations = NULL;
+    op->func_is_coroutine = NULL;
+#if CYTHON_METH_FASTCALL
+    switch (ml->ml_flags & (METH_VARARGS | METH_FASTCALL | METH_NOARGS | METH_O | METH_KEYWORDS | METH_METHOD)) {
+    case METH_NOARGS:
+        __Pyx_CyFunction_func_vectorcall(op) = __Pyx_CyFunction_Vectorcall_NOARGS;
+        break;
+    case METH_O:
+        __Pyx_CyFunction_func_vectorcall(op) = __Pyx_CyFunction_Vectorcall_O;
+        break;
+    case METH_METHOD | METH_FASTCALL | METH_KEYWORDS:
+        __Pyx_CyFunction_func_vectorcall(op) = __Pyx_CyFunction_Vectorcall_FASTCALL_KEYWORDS_METHOD;
+        break;
+    case METH_FASTCALL | METH_KEYWORDS:
+        __Pyx_CyFunction_func_vectorcall(op) = __Pyx_CyFunction_Vectorcall_FASTCALL_KEYWORDS;
+        break;
+    case METH_VARARGS | METH_KEYWORDS:
+        __Pyx_CyFunction_func_vectorcall(op) = NULL;
+        break;
+    default:
+        PyErr_SetString(PyExc_SystemError, "Bad call flags for CyFunction");
+        Py_DECREF(op);
+        return NULL;
+    }
+#endif
+    return (PyObject *) op;
+}
+static int
+__Pyx_CyFunction_clear(__pyx_CyFunctionObject *m)
+{
+    Py_CLEAR(m->func_closure);
+#if CYTHON_COMPILING_IN_LIMITED_API
+    Py_CLEAR(m->func);
+#else
+    Py_CLEAR(((PyCFunctionObject*)m)->m_module);
+#endif
+    Py_CLEAR(m->func_dict);
+    Py_CLEAR(m->func_name);
+    Py_CLEAR(m->func_qualname);
+    Py_CLEAR(m->func_doc);
+    Py_CLEAR(m->func_globals);
+    Py_CLEAR(m->func_code);
+#if !CYTHON_COMPILING_IN_LIMITED_API
+#if PY_VERSION_HEX < 0x030900B1
+    Py_CLEAR(__Pyx_CyFunction_GetClassObj(m));
+#else
+    {
+        PyObject *cls = (PyObject*) ((PyCMethodObject *) (m))->mm_class;
+        ((PyCMethodObject *) (m))->mm_class = NULL;
+        Py_XDECREF(cls);
+    }
+#endif
+#endif
+    Py_CLEAR(m->defaults_tuple);
+    Py_CLEAR(m->defaults_kwdict);
+    Py_CLEAR(m->func_annotations);
+    Py_CLEAR(m->func_is_coroutine);
+    if (m->defaults) {
+        PyObject **pydefaults = __Pyx_CyFunction_Defaults(PyObject *, m);
+        int i;
+        for (i = 0; i < m->defaults_pyobjects; i++)
+            Py_XDECREF(pydefaults[i]);
+        PyObject_Free(m->defaults);
+        m->defaults = NULL;
+    }
+    return 0;
+}
+static void __Pyx__CyFunction_dealloc(__pyx_CyFunctionObject *m)
+{
+    if (__Pyx_CyFunction_weakreflist(m) != NULL)
+        PyObject_ClearWeakRefs((PyObject *) m);
+    __Pyx_CyFunction_clear(m);
+    __Pyx_PyHeapTypeObject_GC_Del(m);
+}
+static void __Pyx_CyFunction_dealloc(__pyx_CyFunctionObject *m)
+{
+    PyObject_GC_UnTrack(m);
+    __Pyx__CyFunction_dealloc(m);
+}
+static int __Pyx_CyFunction_traverse(__pyx_CyFunctionObject *m, visitproc visit, void *arg)
+{
+    Py_VISIT(m->func_closure);
+#if CYTHON_COMPILING_IN_LIMITED_API
+    Py_VISIT(m->func);
+#else
+    Py_VISIT(((PyCFunctionObject*)m)->m_module);
+#endif
+    Py_VISIT(m->func_dict);
+    Py_VISIT(m->func_name);
+    Py_VISIT(m->func_qualname);
+    Py_VISIT(m->func_doc);
+    Py_VISIT(m->func_globals);
+    Py_VISIT(m->func_code);
+#if !CYTHON_COMPILING_IN_LIMITED_API
+    Py_VISIT(__Pyx_CyFunction_GetClassObj(m));
+#endif
+    Py_VISIT(m->defaults_tuple);
+    Py_VISIT(m->defaults_kwdict);
+    Py_VISIT(m->func_is_coroutine);
+    if (m->defaults) {
+        PyObject **pydefaults = __Pyx_CyFunction_Defaults(PyObject *, m);
+        int i;
+        for (i = 0; i < m->defaults_pyobjects; i++)
+            Py_VISIT(pydefaults[i]);
+    }
+    return 0;
+}
+static PyObject*
+__Pyx_CyFunction_repr(__pyx_CyFunctionObject *op)
+{
+#if PY_MAJOR_VERSION >= 3
+    return PyUnicode_FromFormat("<cyfunction %U at %p>",
+                                op->func_qualname, (void *)op);
+#else
+    return PyString_FromFormat("<cyfunction %s at %p>",
+                               PyString_AsString(op->func_qualname), (void *)op);
+#endif
+}
+static PyObject * __Pyx_CyFunction_CallMethod(PyObject *func, PyObject *self, PyObject *arg, PyObject *kw) {
+#if CYTHON_COMPILING_IN_LIMITED_API
+    PyObject *f = ((__pyx_CyFunctionObject*)func)->func;
+    PyObject *py_name = NULL;
+    PyCFunction meth;
+    int flags;
+    meth = PyCFunction_GetFunction(f);
+    if (unlikely(!meth)) return NULL;
+    flags = PyCFunction_GetFlags(f);
+    if (unlikely(flags < 0)) return NULL;
+#else
+    PyCFunctionObject* f = (PyCFunctionObject*)func;
+    PyCFunction meth = f->m_ml->ml_meth;
+    int flags = f->m_ml->ml_flags;
+#endif
+    Py_ssize_t size;
+    switch (flags & (METH_VARARGS | METH_KEYWORDS | METH_NOARGS | METH_O)) {
+    case METH_VARARGS:
+        if (likely(kw == NULL || PyDict_Size(kw) == 0))
+            return (*meth)(self, arg);
+        break;
+    case METH_VARARGS | METH_KEYWORDS:
+        return (*(PyCFunctionWithKeywords)(void*)meth)(self, arg, kw);
+    case METH_NOARGS:
+        if (likely(kw == NULL || PyDict_Size(kw) == 0)) {
+#if CYTHON_ASSUME_SAFE_MACROS
+            size = PyTuple_GET_SIZE(arg);
+#else
+            size = PyTuple_Size(arg);
+            if (unlikely(size < 0)) return NULL;
+#endif
+            if (likely(size == 0))
+                return (*meth)(self, NULL);
+#if CYTHON_COMPILING_IN_LIMITED_API
+            py_name = __Pyx_CyFunction_get_name((__pyx_CyFunctionObject*)func, NULL);
+            if (!py_name) return NULL;
+            PyErr_Format(PyExc_TypeError,
+                "%.200S() takes no arguments (%" CYTHON_FORMAT_SSIZE_T "d given)",
+                py_name, size);
+            Py_DECREF(py_name);
+#else
+            PyErr_Format(PyExc_TypeError,
+                "%.200s() takes no arguments (%" CYTHON_FORMAT_SSIZE_T "d given)",
+                f->m_ml->ml_name, size);
+#endif
+            return NULL;
+        }
+        break;
+    case METH_O:
+        if (likely(kw == NULL || PyDict_Size(kw) == 0)) {
+#if CYTHON_ASSUME_SAFE_MACROS
+            size = PyTuple_GET_SIZE(arg);
+#else
+            size = PyTuple_Size(arg);
+            if (unlikely(size < 0)) return NULL;
+#endif
+            if (likely(size == 1)) {
+                PyObject *result, *arg0;
+                #if CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS
+                arg0 = PyTuple_GET_ITEM(arg, 0);
+                #else
+                arg0 = __Pyx_PySequence_ITEM(arg, 0); if (unlikely(!arg0)) return NULL;
+                #endif
+                result = (*meth)(self, arg0);
+                #if !(CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS)
+                Py_DECREF(arg0);
+                #endif
+                return result;
+            }
+#if CYTHON_COMPILING_IN_LIMITED_API
+            py_name = __Pyx_CyFunction_get_name((__pyx_CyFunctionObject*)func, NULL);
+            if (!py_name) return NULL;
+            PyErr_Format(PyExc_TypeError,
+                "%.200S() takes exactly one argument (%" CYTHON_FORMAT_SSIZE_T "d given)",
+                py_name, size);
+            Py_DECREF(py_name);
+#else
+            PyErr_Format(PyExc_TypeError,
+                "%.200s() takes exactly one argument (%" CYTHON_FORMAT_SSIZE_T "d given)",
+                f->m_ml->ml_name, size);
+#endif
+            return NULL;
+        }
+        break;
+    default:
+        PyErr_SetString(PyExc_SystemError, "Bad call flags for CyFunction");
+        return NULL;
+    }
+#if CYTHON_COMPILING_IN_LIMITED_API
+    py_name = __Pyx_CyFunction_get_name((__pyx_CyFunctionObject*)func, NULL);
+    if (!py_name) return NULL;
+    PyErr_Format(PyExc_TypeError, "%.200S() takes no keyword arguments",
+                 py_name);
+    Py_DECREF(py_name);
+#else
+    PyErr_Format(PyExc_TypeError, "%.200s() takes no keyword arguments",
+                 f->m_ml->ml_name);
+#endif
+    return NULL;
+}
+static CYTHON_INLINE PyObject *__Pyx_CyFunction_Call(PyObject *func, PyObject *arg, PyObject *kw) {
+    PyObject *self, *result;
+#if CYTHON_COMPILING_IN_LIMITED_API
+    self = PyCFunction_GetSelf(((__pyx_CyFunctionObject*)func)->func);
+    if (unlikely(!self) && PyErr_Occurred()) return NULL;
+#else
+    self = ((PyCFunctionObject*)func)->m_self;
+#endif
+    result = __Pyx_CyFunction_CallMethod(func, self, arg, kw);
+    return result;
+}
+static PyObject *__Pyx_CyFunction_CallAsMethod(PyObject *func, PyObject *args, PyObject *kw) {
+    PyObject *result;
+    __pyx_CyFunctionObject *cyfunc = (__pyx_CyFunctionObject *) func;
+#if CYTHON_METH_FASTCALL
+     __pyx_vectorcallfunc vc = __Pyx_CyFunction_func_vectorcall(cyfunc);
+    if (vc) {
+#if CYTHON_ASSUME_SAFE_MACROS
+        return __Pyx_PyVectorcall_FastCallDict(func, vc, &PyTuple_GET_ITEM(args, 0), (size_t)PyTuple_GET_SIZE(args), kw);
+#else
+        (void) &__Pyx_PyVectorcall_FastCallDict;
+        return PyVectorcall_Call(func, args, kw);
+#endif
+    }
+#endif
+    if ((cyfunc->flags & __Pyx_CYFUNCTION_CCLASS) && !(cyfunc->flags & __Pyx_CYFUNCTION_STATICMETHOD)) {
+        Py_ssize_t argc;
+        PyObject *new_args;
+        PyObject *self;
+#if CYTHON_ASSUME_SAFE_MACROS
+        argc = PyTuple_GET_SIZE(args);
+#else
+        argc = PyTuple_Size(args);
+        if (unlikely(!argc) < 0) return NULL;
+#endif
+        new_args = PyTuple_GetSlice(args, 1, argc);
+        if (unlikely(!new_args))
+            return NULL;
+        self = PyTuple_GetItem(args, 0);
+        if (unlikely(!self)) {
+            Py_DECREF(new_args);
+#if PY_MAJOR_VERSION > 2
+            PyErr_Format(PyExc_TypeError,
+                         "unbound method %.200S() needs an argument",
+                         cyfunc->func_qualname);
+#else
+            PyErr_SetString(PyExc_TypeError,
+                            "unbound method needs an argument");
+#endif
+            return NULL;
+        }
+        result = __Pyx_CyFunction_CallMethod(func, self, new_args, kw);
+        Py_DECREF(new_args);
+    } else {
+        result = __Pyx_CyFunction_Call(func, args, kw);
+    }
+    return result;
+}
+#if CYTHON_METH_FASTCALL
+static CYTHON_INLINE int __Pyx_CyFunction_Vectorcall_CheckArgs(__pyx_CyFunctionObject *cyfunc, Py_ssize_t nargs, PyObject *kwnames)
+{
+    int ret = 0;
+    if ((cyfunc->flags & __Pyx_CYFUNCTION_CCLASS) && !(cyfunc->flags & __Pyx_CYFUNCTION_STATICMETHOD)) {
+        if (unlikely(nargs < 1)) {
+            PyErr_Format(PyExc_TypeError, "%.200s() needs an argument",
+                         ((PyCFunctionObject*)cyfunc)->m_ml->ml_name);
+            return -1;
+        }
+        ret = 1;
+    }
+    if (unlikely(kwnames) && unlikely(PyTuple_GET_SIZE(kwnames))) {
+        PyErr_Format(PyExc_TypeError,
+                     "%.200s() takes no keyword arguments", ((PyCFunctionObject*)cyfunc)->m_ml->ml_name);
+        return -1;
+    }
+    return ret;
+}
+static PyObject * __Pyx_CyFunction_Vectorcall_NOARGS(PyObject *func, PyObject *const *args, size_t nargsf, PyObject *kwnames)
+{
+    __pyx_CyFunctionObject *cyfunc = (__pyx_CyFunctionObject *)func;
+    PyMethodDef* def = ((PyCFunctionObject*)cyfunc)->m_ml;
+#if CYTHON_BACKPORT_VECTORCALL
+    Py_ssize_t nargs = (Py_ssize_t)nargsf;
+#else
+    Py_ssize_t nargs = PyVectorcall_NARGS(nargsf);
+#endif
+    PyObject *self;
+    switch (__Pyx_CyFunction_Vectorcall_CheckArgs(cyfunc, nargs, kwnames)) {
+    case 1:
+        self = args[0];
+        args += 1;
+        nargs -= 1;
+        break;
+    case 0:
+        self = ((PyCFunctionObject*)cyfunc)->m_self;
+        break;
+    default:
+        return NULL;
+    }
+    if (unlikely(nargs != 0)) {
+        PyErr_Format(PyExc_TypeError,
+            "%.200s() takes no arguments (%" CYTHON_FORMAT_SSIZE_T "d given)",
+            def->ml_name, nargs);
+        return NULL;
+    }
+    return def->ml_meth(self, NULL);
+}
+static PyObject * __Pyx_CyFunction_Vectorcall_O(PyObject *func, PyObject *const *args, size_t nargsf, PyObject *kwnames)
+{
+    __pyx_CyFunctionObject *cyfunc = (__pyx_CyFunctionObject *)func;
+    PyMethodDef* def = ((PyCFunctionObject*)cyfunc)->m_ml;
+#if CYTHON_BACKPORT_VECTORCALL
+    Py_ssize_t nargs = (Py_ssize_t)nargsf;
+#else
+    Py_ssize_t nargs = PyVectorcall_NARGS(nargsf);
+#endif
+    PyObject *self;
+    switch (__Pyx_CyFunction_Vectorcall_CheckArgs(cyfunc, nargs, kwnames)) {
+    case 1:
+        self = args[0];
+        args += 1;
+        nargs -= 1;
+        break;
+    case 0:
+        self = ((PyCFunctionObject*)cyfunc)->m_self;
+        break;
+    default:
+        return NULL;
+    }
+    if (unlikely(nargs != 1)) {
+        PyErr_Format(PyExc_TypeError,
+            "%.200s() takes exactly one argument (%" CYTHON_FORMAT_SSIZE_T "d given)",
+            def->ml_name, nargs);
+        return NULL;
+    }
+    return def->ml_meth(self, args[0]);
+}
+static PyObject * __Pyx_CyFunction_Vectorcall_FASTCALL_KEYWORDS(PyObject *func, PyObject *const *args, size_t nargsf, PyObject *kwnames)
+{
+    __pyx_CyFunctionObject *cyfunc = (__pyx_CyFunctionObject *)func;
+    PyMethodDef* def = ((PyCFunctionObject*)cyfunc)->m_ml;
+#if CYTHON_BACKPORT_VECTORCALL
+    Py_ssize_t nargs = (Py_ssize_t)nargsf;
+#else
+    Py_ssize_t nargs = PyVectorcall_NARGS(nargsf);
+#endif
+    PyObject *self;
+    switch (__Pyx_CyFunction_Vectorcall_CheckArgs(cyfunc, nargs, NULL)) {
+    case 1:
+        self = args[0];
+        args += 1;
+        nargs -= 1;
+        break;
+    case 0:
+        self = ((PyCFunctionObject*)cyfunc)->m_self;
+        break;
+    default:
+        return NULL;
+    }
+    return ((__Pyx_PyCFunctionFastWithKeywords)(void(*)(void))def->ml_meth)(self, args, nargs, kwnames);
+}
+static PyObject * __Pyx_CyFunction_Vectorcall_FASTCALL_KEYWORDS_METHOD(PyObject *func, PyObject *const *args, size_t nargsf, PyObject *kwnames)
+{
+    __pyx_CyFunctionObject *cyfunc = (__pyx_CyFunctionObject *)func;
+    PyMethodDef* def = ((PyCFunctionObject*)cyfunc)->m_ml;
+    PyTypeObject *cls = (PyTypeObject *) __Pyx_CyFunction_GetClassObj(cyfunc);
+#if CYTHON_BACKPORT_VECTORCALL
+    Py_ssize_t nargs = (Py_ssize_t)nargsf;
+#else
+    Py_ssize_t nargs = PyVectorcall_NARGS(nargsf);
+#endif
+    PyObject *self;
+    switch (__Pyx_CyFunction_Vectorcall_CheckArgs(cyfunc, nargs, NULL)) {
+    case 1:
+        self = args[0];
+        args += 1;
+        nargs -= 1;
+        break;
+    case 0:
+        self = ((PyCFunctionObject*)cyfunc)->m_self;
+        break;
+    default:
+        return NULL;
+    }
+    return ((__Pyx_PyCMethod)(void(*)(void))def->ml_meth)(self, cls, args, (size_t)nargs, kwnames);
+}
+#endif
+#if CYTHON_USE_TYPE_SPECS
+static PyType_Slot __pyx_CyFunctionType_slots[] = {
+    {Py_tp_dealloc, (void *)__Pyx_CyFunction_dealloc},
+    {Py_tp_repr, (void *)__Pyx_CyFunction_repr},
+    {Py_tp_call, (void *)__Pyx_CyFunction_CallAsMethod},
+    {Py_tp_traverse, (void *)__Pyx_CyFunction_traverse},
+    {Py_tp_clear, (void *)__Pyx_CyFunction_clear},
+    {Py_tp_methods, (void *)__pyx_CyFunction_methods},
+    {Py_tp_members, (void *)__pyx_CyFunction_members},
+    {Py_tp_getset, (void *)__pyx_CyFunction_getsets},
+    {Py_tp_descr_get, (void *)__Pyx_PyMethod_New},
+    {0, 0},
+};
+static PyType_Spec __pyx_CyFunctionType_spec = {
+    __PYX_TYPE_MODULE_PREFIX "cython_function_or_method",
+    sizeof(__pyx_CyFunctionObject),
+    0,
+#ifdef Py_TPFLAGS_METHOD_DESCRIPTOR
+    Py_TPFLAGS_METHOD_DESCRIPTOR |
+#endif
+#if (defined(_Py_TPFLAGS_HAVE_VECTORCALL) && CYTHON_METH_FASTCALL)
+    _Py_TPFLAGS_HAVE_VECTORCALL |
+#endif
+    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | Py_TPFLAGS_BASETYPE,
+    __pyx_CyFunctionType_slots
+};
+#else
+static PyTypeObject __pyx_CyFunctionType_type = {
+    PyVarObject_HEAD_INIT(0, 0)
+    __PYX_TYPE_MODULE_PREFIX "cython_function_or_method",
+    sizeof(__pyx_CyFunctionObject),
+    0,
+    (destructor) __Pyx_CyFunction_dealloc,
+#if !CYTHON_METH_FASTCALL
+    0,
+#elif CYTHON_BACKPORT_VECTORCALL
+    (printfunc)offsetof(__pyx_CyFunctionObject, func_vectorcall),
+#else
+    offsetof(PyCFunctionObject, vectorcall),
+#endif
+    0,
+    0,
+#if PY_MAJOR_VERSION < 3
+    0,
+#else
+    0,
+#endif
+    (reprfunc) __Pyx_CyFunction_repr,
+    0,
+    0,
+    0,
+    0,
+    __Pyx_CyFunction_CallAsMethod,
+    0,
+    0,
+    0,
+    0,
+#ifdef Py_TPFLAGS_METHOD_DESCRIPTOR
+    Py_TPFLAGS_METHOD_DESCRIPTOR |
+#endif
+#if defined(_Py_TPFLAGS_HAVE_VECTORCALL) && CYTHON_METH_FASTCALL
+    _Py_TPFLAGS_HAVE_VECTORCALL |
+#endif
+    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | Py_TPFLAGS_BASETYPE,
+    0,
+    (traverseproc) __Pyx_CyFunction_traverse,
+    (inquiry) __Pyx_CyFunction_clear,
+    0,
+#if PY_VERSION_HEX < 0x030500A0
+    offsetof(__pyx_CyFunctionObject, func_weakreflist),
+#else
+    offsetof(PyCFunctionObject, m_weakreflist),
+#endif
+    0,
+    0,
+    __pyx_CyFunction_methods,
+    __pyx_CyFunction_members,
+    __pyx_CyFunction_getsets,
+    0,
+    0,
+    __Pyx_PyMethod_New,
+    0,
+    offsetof(__pyx_CyFunctionObject, func_dict),
+    0,
+    0,
+    0,
+    0,
+    0,
+    0,
+    0,
+    0,
+    0,
+    0,
+    0,
+    0,
+#if PY_VERSION_HEX >= 0x030400a1
+    0,
+#endif
+#if PY_VERSION_HEX >= 0x030800b1 && (!CYTHON_COMPILING_IN_PYPY || PYPY_VERSION_NUM >= 0x07030800)
+    0,
+#endif
+#if __PYX_NEED_TP_PRINT_SLOT
+    0,
+#endif
+#if PY_VERSION_HEX >= 0x030C0000
+    0,
+#endif
+#if PY_VERSION_HEX >= 0x030d00A4
+    0,
+#endif
+#if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
+    0,
+#endif
+};
+#endif
+static int __pyx_CyFunction_init(PyObject *module) {
+#if CYTHON_USE_TYPE_SPECS
+    __pyx_CyFunctionType = __Pyx_FetchCommonTypeFromSpec(module, &__pyx_CyFunctionType_spec, NULL);
+#else
+    CYTHON_UNUSED_VAR(module);
+    __pyx_CyFunctionType = __Pyx_FetchCommonType(&__pyx_CyFunctionType_type);
+#endif
+    if (unlikely(__pyx_CyFunctionType == NULL)) {
+        return -1;
+    }
+    return 0;
+}
+static CYTHON_INLINE void *__Pyx_CyFunction_InitDefaults(PyObject *func, size_t size, int pyobjects) {
+    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
+    m->defaults = PyObject_Malloc(size);
+    if (unlikely(!m->defaults))
+        return PyErr_NoMemory();
+    memset(m->defaults, 0, size);
+    m->defaults_pyobjects = pyobjects;
+    m->defaults_size = size;
+    return m->defaults;
+}
+static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsTuple(PyObject *func, PyObject *tuple) {
+    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
+    m->defaults_tuple = tuple;
+    Py_INCREF(tuple);
+}
+static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsKwDict(PyObject *func, PyObject *dict) {
+    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
+    m->defaults_kwdict = dict;
+    Py_INCREF(dict);
+}
+static CYTHON_INLINE void __Pyx_CyFunction_SetAnnotationsDict(PyObject *func, PyObject *dict) {
+    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
+    m->func_annotations = dict;
+    Py_INCREF(dict);
+}
+
+/* CythonFunction */
+static PyObject *__Pyx_CyFunction_New(PyMethodDef *ml, int flags, PyObject* qualname,
+                                      PyObject *closure, PyObject *module, PyObject* globals, PyObject* code) {
+    PyObject *op = __Pyx_CyFunction_Init(
+        PyObject_GC_New(__pyx_CyFunctionObject, __pyx_CyFunctionType),
+        ml, flags, qualname, closure, module, globals, code
+    );
+    if (likely(op)) {
+        PyObject_GC_Track(op);
+    }
+    return op;
+}
+
+/* PyDictVersioning */
+#if CYTHON_USE_DICT_VERSIONS && CYTHON_USE_TYPE_SLOTS
+static CYTHON_INLINE PY_UINT64_T __Pyx_get_tp_dict_version(PyObject *obj) {
+    PyObject *dict = Py_TYPE(obj)->tp_dict;
+    return likely(dict) ? __PYX_GET_DICT_VERSION(dict) : 0;
+}
+static CYTHON_INLINE PY_UINT64_T __Pyx_get_object_dict_version(PyObject *obj) {
+    PyObject **dictptr = NULL;
+    Py_ssize_t offset = Py_TYPE(obj)->tp_dictoffset;
+    if (offset) {
+#if CYTHON_COMPILING_IN_CPYTHON
+        dictptr = (likely(offset > 0)) ? (PyObject **) ((char *)obj + offset) : _PyObject_GetDictPtr(obj);
+#else
+        dictptr = _PyObject_GetDictPtr(obj);
+#endif
+    }
+    return (dictptr && *dictptr) ? __PYX_GET_DICT_VERSION(*dictptr) : 0;
+}
+static CYTHON_INLINE int __Pyx_object_dict_version_matches(PyObject* obj, PY_UINT64_T tp_dict_version, PY_UINT64_T obj_dict_version) {
+    PyObject *dict = Py_TYPE(obj)->tp_dict;
+    if (unlikely(!dict) || unlikely(tp_dict_version != __PYX_GET_DICT_VERSION(dict)))
+        return 0;
+    return obj_dict_version == __Pyx_get_object_dict_version(obj);
+}
+#endif
+
+/* CLineInTraceback */
+#ifndef CYTHON_CLINE_IN_TRACEBACK
+static int __Pyx_CLineForTraceback(PyThreadState *tstate, int c_line) {
+    PyObject *use_cline;
+    PyObject *ptype, *pvalue, *ptraceback;
+#if CYTHON_COMPILING_IN_CPYTHON
+    PyObject **cython_runtime_dict;
+#endif
+    CYTHON_MAYBE_UNUSED_VAR(tstate);
+    if (unlikely(!__pyx_cython_runtime)) {
+        return c_line;
+    }
+    __Pyx_ErrFetchInState(tstate, &ptype, &pvalue, &ptraceback);
+#if CYTHON_COMPILING_IN_CPYTHON
+    cython_runtime_dict = _PyObject_GetDictPtr(__pyx_cython_runtime);
+    if (likely(cython_runtime_dict)) {
+        __PYX_PY_DICT_LOOKUP_IF_MODIFIED(
+            use_cline, *cython_runtime_dict,
+            __Pyx_PyDict_GetItemStr(*cython_runtime_dict, __pyx_n_s_cline_in_traceback))
+    } else
+#endif
+    {
+      PyObject *use_cline_obj = __Pyx_PyObject_GetAttrStrNoError(__pyx_cython_runtime, __pyx_n_s_cline_in_traceback);
+      if (use_cline_obj) {
+        use_cline = PyObject_Not(use_cline_obj) ? Py_False : Py_True;
+        Py_DECREF(use_cline_obj);
+      } else {
+        PyErr_Clear();
+        use_cline = NULL;
+      }
+    }
+    if (!use_cline) {
+        c_line = 0;
+        (void) PyObject_SetAttr(__pyx_cython_runtime, __pyx_n_s_cline_in_traceback, Py_False);
+    }
+    else if (use_cline == Py_False || (use_cline != Py_True && PyObject_Not(use_cline) != 0)) {
+        c_line = 0;
+    }
+    __Pyx_ErrRestoreInState(tstate, ptype, pvalue, ptraceback);
+    return c_line;
+}
+#endif
+
+/* CodeObjectCache */
+#if !CYTHON_COMPILING_IN_LIMITED_API
+static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line) {
+    int start = 0, mid = 0, end = count - 1;
+    if (end >= 0 && code_line > entries[end].code_line) {
+        return count;
+    }
+    while (start < end) {
+        mid = start + (end - start) / 2;
+        if (code_line < entries[mid].code_line) {
+            end = mid;
+        } else if (code_line > entries[mid].code_line) {
+             start = mid + 1;
+        } else {
+            return mid;
+        }
+    }
+    if (code_line <= entries[mid].code_line) {
+        return mid;
+    } else {
+        return mid + 1;
+    }
+}
+static PyCodeObject *__pyx_find_code_object(int code_line) {
+    PyCodeObject* code_object;
+    int pos;
+    if (unlikely(!code_line) || unlikely(!__pyx_code_cache.entries)) {
+        return NULL;
+    }
+    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
+    if (unlikely(pos >= __pyx_code_cache.count) || unlikely(__pyx_code_cache.entries[pos].code_line != code_line)) {
+        return NULL;
+    }
+    code_object = __pyx_code_cache.entries[pos].code_object;
+    Py_INCREF(code_object);
+    return code_object;
+}
+static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object) {
+    int pos, i;
+    __Pyx_CodeObjectCacheEntry* entries = __pyx_code_cache.entries;
+    if (unlikely(!code_line)) {
+        return;
+    }
+    if (unlikely(!entries)) {
+        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Malloc(64*sizeof(__Pyx_CodeObjectCacheEntry));
+        if (likely(entries)) {
+            __pyx_code_cache.entries = entries;
+            __pyx_code_cache.max_count = 64;
+            __pyx_code_cache.count = 1;
+            entries[0].code_line = code_line;
+            entries[0].code_object = code_object;
+            Py_INCREF(code_object);
+        }
+        return;
+    }
+    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
+    if ((pos < __pyx_code_cache.count) && unlikely(__pyx_code_cache.entries[pos].code_line == code_line)) {
+        PyCodeObject* tmp = entries[pos].code_object;
+        entries[pos].code_object = code_object;
+        Py_DECREF(tmp);
+        return;
+    }
+    if (__pyx_code_cache.count == __pyx_code_cache.max_count) {
+        int new_max = __pyx_code_cache.max_count + 64;
+        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Realloc(
+            __pyx_code_cache.entries, ((size_t)new_max) * sizeof(__Pyx_CodeObjectCacheEntry));
+        if (unlikely(!entries)) {
+            return;
+        }
+        __pyx_code_cache.entries = entries;
+        __pyx_code_cache.max_count = new_max;
+    }
+    for (i=__pyx_code_cache.count; i>pos; i--) {
+        entries[i] = entries[i-1];
+    }
+    entries[pos].code_line = code_line;
+    entries[pos].code_object = code_object;
+    __pyx_code_cache.count++;
+    Py_INCREF(code_object);
+}
+#endif
+
+/* AddTraceback */
+#include "compile.h"
+#include "frameobject.h"
+#include "traceback.h"
+#if PY_VERSION_HEX >= 0x030b00a6 && !CYTHON_COMPILING_IN_LIMITED_API
+  #ifndef Py_BUILD_CORE
+    #define Py_BUILD_CORE 1
+  #endif
+  #include "internal/pycore_frame.h"
+#endif
+#if CYTHON_COMPILING_IN_LIMITED_API
+static PyObject *__Pyx_PyCode_Replace_For_AddTraceback(PyObject *code, PyObject *scratch_dict,
+                                                       PyObject *firstlineno, PyObject *name) {
+    PyObject *replace = NULL;
+    if (unlikely(PyDict_SetItemString(scratch_dict, "co_firstlineno", firstlineno))) return NULL;
+    if (unlikely(PyDict_SetItemString(scratch_dict, "co_name", name))) return NULL;
+    replace = PyObject_GetAttrString(code, "replace");
+    if (likely(replace)) {
+        PyObject *result;
+        result = PyObject_Call(replace, __pyx_empty_tuple, scratch_dict);
+        Py_DECREF(replace);
+        return result;
+    }
+    PyErr_Clear();
+    #if __PYX_LIMITED_VERSION_HEX < 0x030780000
+    {
+        PyObject *compiled = NULL, *result = NULL;
+        if (unlikely(PyDict_SetItemString(scratch_dict, "code", code))) return NULL;
+        if (unlikely(PyDict_SetItemString(scratch_dict, "type", (PyObject*)(&PyType_Type)))) return NULL;
+        compiled = Py_CompileString(
+            "out = type(code)(\n"
+            "  code.co_argcount, code.co_kwonlyargcount, code.co_nlocals, code.co_stacksize,\n"
+            "  code.co_flags, code.co_code, code.co_consts, code.co_names,\n"
+            "  code.co_varnames, code.co_filename, co_name, co_firstlineno,\n"
+            "  code.co_lnotab)\n", "<dummy>", Py_file_input);
+        if (!compiled) return NULL;
+        result = PyEval_EvalCode(compiled, scratch_dict, scratch_dict);
+        Py_DECREF(compiled);
+        if (!result) PyErr_Print();
+        Py_DECREF(result);
+        result = PyDict_GetItemString(scratch_dict, "out");
+        if (result) Py_INCREF(result);
+        return result;
+    }
+    #else
+    return NULL;
+    #endif
+}
+static void __Pyx_AddTraceback(const char *funcname, int c_line,
+                               int py_line, const char *filename) {
+    PyObject *code_object = NULL, *py_py_line = NULL, *py_funcname = NULL, *dict = NULL;
+    PyObject *replace = NULL, *getframe = NULL, *frame = NULL;
+    PyObject *exc_type, *exc_value, *exc_traceback;
+    int success = 0;
+    if (c_line) {
+        (void) __pyx_cfilenm;
+        (void) __Pyx_CLineForTraceback(__Pyx_PyThreadState_Current, c_line);
+    }
+    PyErr_Fetch(&exc_type, &exc_value, &exc_traceback);
+    code_object = Py_CompileString("_getframe()", filename, Py_eval_input);
+    if (unlikely(!code_object)) goto bad;
+    py_py_line = PyLong_FromLong(py_line);
+    if (unlikely(!py_py_line)) goto bad;
+    py_funcname = PyUnicode_FromString(funcname);
+    if (unlikely(!py_funcname)) goto bad;
+    dict = PyDict_New();
+    if (unlikely(!dict)) goto bad;
+    {
+        PyObject *old_code_object = code_object;
+        code_object = __Pyx_PyCode_Replace_For_AddTraceback(code_object, dict, py_py_line, py_funcname);
+        Py_DECREF(old_code_object);
+    }
+    if (unlikely(!code_object)) goto bad;
+    getframe = PySys_GetObject("_getframe");
+    if (unlikely(!getframe)) goto bad;
+    if (unlikely(PyDict_SetItemString(dict, "_getframe", getframe))) goto bad;
+    frame = PyEval_EvalCode(code_object, dict, dict);
+    if (unlikely(!frame) || frame == Py_None) goto bad;
+    success = 1;
+  bad:
+    PyErr_Restore(exc_type, exc_value, exc_traceback);
+    Py_XDECREF(code_object);
+    Py_XDECREF(py_py_line);
+    Py_XDECREF(py_funcname);
+    Py_XDECREF(dict);
+    Py_XDECREF(replace);
+    if (success) {
+        PyTraceBack_Here(
+            (struct _frame*)frame);
+    }
+    Py_XDECREF(frame);
+}
+#else
+static PyCodeObject* __Pyx_CreateCodeObjectForTraceback(
+            const char *funcname, int c_line,
+            int py_line, const char *filename) {
+    PyCodeObject *py_code = NULL;
+    PyObject *py_funcname = NULL;
+    #if PY_MAJOR_VERSION < 3
+    PyObject *py_srcfile = NULL;
+    py_srcfile = PyString_FromString(filename);
+    if (!py_srcfile) goto bad;
+    #endif
+    if (c_line) {
+        #if PY_MAJOR_VERSION < 3
+        py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
+        if (!py_funcname) goto bad;
+        #else
+        py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
+        if (!py_funcname) goto bad;
+        funcname = PyUnicode_AsUTF8(py_funcname);
+        if (!funcname) goto bad;
+        #endif
+    }
+    else {
+        #if PY_MAJOR_VERSION < 3
+        py_funcname = PyString_FromString(funcname);
+        if (!py_funcname) goto bad;
+        #endif
+    }
+    #if PY_MAJOR_VERSION < 3
+    py_code = __Pyx_PyCode_New(
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        __pyx_empty_bytes, /*PyObject *code,*/
+        __pyx_empty_tuple, /*PyObject *consts,*/
+        __pyx_empty_tuple, /*PyObject *names,*/
+        __pyx_empty_tuple, /*PyObject *varnames,*/
+        __pyx_empty_tuple, /*PyObject *freevars,*/
+        __pyx_empty_tuple, /*PyObject *cellvars,*/
+        py_srcfile,   /*PyObject *filename,*/
+        py_funcname,  /*PyObject *name,*/
+        py_line,
+        __pyx_empty_bytes  /*PyObject *lnotab*/
+    );
+    Py_DECREF(py_srcfile);
+    #else
+    py_code = PyCode_NewEmpty(filename, funcname, py_line);
+    #endif
+    Py_XDECREF(py_funcname);
+    return py_code;
+bad:
+    Py_XDECREF(py_funcname);
+    #if PY_MAJOR_VERSION < 3
+    Py_XDECREF(py_srcfile);
+    #endif
+    return NULL;
+}
+static void __Pyx_AddTraceback(const char *funcname, int c_line,
+                               int py_line, const char *filename) {
+    PyCodeObject *py_code = 0;
+    PyFrameObject *py_frame = 0;
+    PyThreadState *tstate = __Pyx_PyThreadState_Current;
+    PyObject *ptype, *pvalue, *ptraceback;
+    if (c_line) {
+        c_line = __Pyx_CLineForTraceback(tstate, c_line);
+    }
+    py_code = __pyx_find_code_object(c_line ? -c_line : py_line);
+    if (!py_code) {
+        __Pyx_ErrFetchInState(tstate, &ptype, &pvalue, &ptraceback);
+        py_code = __Pyx_CreateCodeObjectForTraceback(
+            funcname, c_line, py_line, filename);
+        if (!py_code) {
+            /* If the code object creation fails, then we should clear the
+               fetched exception references and propagate the new exception */
+            Py_XDECREF(ptype);
+            Py_XDECREF(pvalue);
+            Py_XDECREF(ptraceback);
+            goto bad;
+        }
+        __Pyx_ErrRestoreInState(tstate, ptype, pvalue, ptraceback);
+        __pyx_insert_code_object(c_line ? -c_line : py_line, py_code);
+    }
+    py_frame = PyFrame_New(
+        tstate,            /*PyThreadState *tstate,*/
+        py_code,           /*PyCodeObject *code,*/
+        __pyx_d,    /*PyObject *globals,*/
+        0                  /*PyObject *locals*/
+    );
+    if (!py_frame) goto bad;
+    __Pyx_PyFrame_SetLineNumber(py_frame, py_line);
+    PyTraceBack_Here(py_frame);
+bad:
+    Py_XDECREF(py_code);
+    Py_XDECREF(py_frame);
+}
+#endif
+
+/* CIntFromPyVerify */
+#define __PYX_VERIFY_RETURN_INT(target_type, func_type, func_value)\
+    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 0)
+#define __PYX_VERIFY_RETURN_INT_EXC(target_type, func_type, func_value)\
+    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 1)
+#define __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, exc)\
+    {\
+        func_type value = func_value;\
+        if (sizeof(target_type) < sizeof(func_type)) {\
+            if (unlikely(value != (func_type) (target_type) value)) {\
+                func_type zero = 0;\
+                if (exc && unlikely(value == (func_type)-1 && PyErr_Occurred()))\
+                    return (target_type) -1;\
+                if (is_unsigned && unlikely(value < zero))\
+                    goto raise_neg_overflow;\
+                else\
+                    goto raise_overflow;\
+            }\
+        }\
+        return (target_type) value;\
+    }
+
+/* CIntFromPy */
+static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const int neg_one = (int) -1, const_zero = (int) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
+    const int is_unsigned = neg_one > const_zero;
+#if PY_MAJOR_VERSION < 3
+    if (likely(PyInt_Check(x))) {
+        if ((sizeof(int) < sizeof(long))) {
+            __PYX_VERIFY_RETURN_INT(int, long, PyInt_AS_LONG(x))
+        } else {
+            long val = PyInt_AS_LONG(x);
+            if (is_unsigned && unlikely(val < 0)) {
+                goto raise_neg_overflow;
+            }
+            return (int) val;
+        }
+    }
+#endif
+    if (unlikely(!PyLong_Check(x))) {
+        int val;
+        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
+        if (!tmp) return (int) -1;
+        val = __Pyx_PyInt_As_int(tmp);
+        Py_DECREF(tmp);
+        return val;
+    }
+    if (is_unsigned) {
+#if CYTHON_USE_PYLONG_INTERNALS
+        if (unlikely(__Pyx_PyLong_IsNeg(x))) {
+            goto raise_neg_overflow;
+        } else if (__Pyx_PyLong_IsCompact(x)) {
+            __PYX_VERIFY_RETURN_INT(int, __Pyx_compact_upylong, __Pyx_PyLong_CompactValueUnsigned(x))
+        } else {
+            const digit* digits = __Pyx_PyLong_Digits(x);
+            assert(__Pyx_PyLong_DigitCount(x) > 1);
+            switch (__Pyx_PyLong_DigitCount(x)) {
+                case 2:
+                    if ((8 * sizeof(int) > 1 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 2 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(int) >= 2 * PyLong_SHIFT)) {
+                            return (int) (((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
+                        }
+                    }
+                    break;
+                case 3:
+                    if ((8 * sizeof(int) > 2 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 3 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(int) >= 3 * PyLong_SHIFT)) {
+                            return (int) (((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
+                        }
+                    }
+                    break;
+                case 4:
+                    if ((8 * sizeof(int) > 3 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 4 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(int) >= 4 * PyLong_SHIFT)) {
+                            return (int) (((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
+                        }
+                    }
+                    break;
+            }
+        }
+#endif
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
+        if (unlikely(Py_SIZE(x) < 0)) {
+            goto raise_neg_overflow;
+        }
+#else
+        {
+            int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
+            if (unlikely(result < 0))
+                return (int) -1;
+            if (unlikely(result == 1))
+                goto raise_neg_overflow;
+        }
+#endif
+        if ((sizeof(int) <= sizeof(unsigned long))) {
+            __PYX_VERIFY_RETURN_INT_EXC(int, unsigned long, PyLong_AsUnsignedLong(x))
+#ifdef HAVE_LONG_LONG
+        } else if ((sizeof(int) <= sizeof(unsigned PY_LONG_LONG))) {
+            __PYX_VERIFY_RETURN_INT_EXC(int, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
+#endif
+        }
+    } else {
+#if CYTHON_USE_PYLONG_INTERNALS
+        if (__Pyx_PyLong_IsCompact(x)) {
+            __PYX_VERIFY_RETURN_INT(int, __Pyx_compact_pylong, __Pyx_PyLong_CompactValue(x))
+        } else {
+            const digit* digits = __Pyx_PyLong_Digits(x);
+            assert(__Pyx_PyLong_DigitCount(x) > 1);
+            switch (__Pyx_PyLong_SignedDigitCount(x)) {
+                case -2:
+                    if ((8 * sizeof(int) - 1 > 1 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 2 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(int) - 1 > 2 * PyLong_SHIFT)) {
+                            return (int) (((int)-1)*(((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+                case 2:
+                    if ((8 * sizeof(int) > 1 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 2 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(int) - 1 > 2 * PyLong_SHIFT)) {
+                            return (int) ((((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+                case -3:
+                    if ((8 * sizeof(int) - 1 > 2 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 3 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(int) - 1 > 3 * PyLong_SHIFT)) {
+                            return (int) (((int)-1)*(((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+                case 3:
+                    if ((8 * sizeof(int) > 2 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 3 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(int) - 1 > 3 * PyLong_SHIFT)) {
+                            return (int) ((((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+                case -4:
+                    if ((8 * sizeof(int) - 1 > 3 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 4 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(int) - 1 > 4 * PyLong_SHIFT)) {
+                            return (int) (((int)-1)*(((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+                case 4:
+                    if ((8 * sizeof(int) > 3 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 4 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(int) - 1 > 4 * PyLong_SHIFT)) {
+                            return (int) ((((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+            }
+        }
+#endif
+        if ((sizeof(int) <= sizeof(long))) {
+            __PYX_VERIFY_RETURN_INT_EXC(int, long, PyLong_AsLong(x))
+#ifdef HAVE_LONG_LONG
+        } else if ((sizeof(int) <= sizeof(PY_LONG_LONG))) {
+            __PYX_VERIFY_RETURN_INT_EXC(int, PY_LONG_LONG, PyLong_AsLongLong(x))
+#endif
+        }
+    }
+    {
+        int val;
+        int ret = -1;
+#if PY_VERSION_HEX >= 0x030d00A6 && !CYTHON_COMPILING_IN_LIMITED_API
+        Py_ssize_t bytes_copied = PyLong_AsNativeBytes(
+            x, &val, sizeof(val), Py_ASNATIVEBYTES_NATIVE_ENDIAN | (is_unsigned ? Py_ASNATIVEBYTES_UNSIGNED_BUFFER | Py_ASNATIVEBYTES_REJECT_NEGATIVE : 0));
+        if (unlikely(bytes_copied == -1)) {
+        } else if (unlikely(bytes_copied > (Py_ssize_t) sizeof(val))) {
+            goto raise_overflow;
+        } else {
+            ret = 0;
+        }
+#elif PY_VERSION_HEX < 0x030d0000 && !(CYTHON_COMPILING_IN_PYPY || CYTHON_COMPILING_IN_LIMITED_API) || defined(_PyLong_AsByteArray)
+        int one = 1; int is_little = (int)*(unsigned char *)&one;
+        unsigned char *bytes = (unsigned char *)&val;
+        ret = _PyLong_AsByteArray((PyLongObject *)x,
+                                    bytes, sizeof(val),
+                                    is_little, !is_unsigned);
+#else
+        PyObject *v;
+        PyObject *stepval = NULL, *mask = NULL, *shift = NULL;
+        int bits, remaining_bits, is_negative = 0;
+        int chunk_size = (sizeof(long) < 8) ? 30 : 62;
+        if (likely(PyLong_CheckExact(x))) {
+            v = __Pyx_NewRef(x);
+        } else {
+            v = PyNumber_Long(x);
+            if (unlikely(!v)) return (int) -1;
+            assert(PyLong_CheckExact(v));
+        }
+        {
+            int result = PyObject_RichCompareBool(v, Py_False, Py_LT);
+            if (unlikely(result < 0)) {
+                Py_DECREF(v);
+                return (int) -1;
+            }
+            is_negative = result == 1;
+        }
+        if (is_unsigned && unlikely(is_negative)) {
+            Py_DECREF(v);
+            goto raise_neg_overflow;
+        } else if (is_negative) {
+            stepval = PyNumber_Invert(v);
+            Py_DECREF(v);
+            if (unlikely(!stepval))
+                return (int) -1;
+        } else {
+            stepval = v;
+        }
+        v = NULL;
+        val = (int) 0;
+        mask = PyLong_FromLong((1L << chunk_size) - 1); if (unlikely(!mask)) goto done;
+        shift = PyLong_FromLong(chunk_size); if (unlikely(!shift)) goto done;
+        for (bits = 0; bits < (int) sizeof(int) * 8 - chunk_size; bits += chunk_size) {
+            PyObject *tmp, *digit;
+            long idigit;
+            digit = PyNumber_And(stepval, mask);
+            if (unlikely(!digit)) goto done;
+            idigit = PyLong_AsLong(digit);
+            Py_DECREF(digit);
+            if (unlikely(idigit < 0)) goto done;
+            val |= ((int) idigit) << bits;
+            tmp = PyNumber_Rshift(stepval, shift);
+            if (unlikely(!tmp)) goto done;
+            Py_DECREF(stepval); stepval = tmp;
+        }
+        Py_DECREF(shift); shift = NULL;
+        Py_DECREF(mask); mask = NULL;
+        {
+            long idigit = PyLong_AsLong(stepval);
+            if (unlikely(idigit < 0)) goto done;
+            remaining_bits = ((int) sizeof(int) * 8) - bits - (is_unsigned ? 0 : 1);
+            if (unlikely(idigit >= (1L << remaining_bits)))
+                goto raise_overflow;
+            val |= ((int) idigit) << bits;
+        }
+        if (!is_unsigned) {
+            if (unlikely(val & (((int) 1) << (sizeof(int) * 8 - 1))))
+                goto raise_overflow;
+            if (is_negative)
+                val = ~val;
+        }
+        ret = 0;
+    done:
+        Py_XDECREF(shift);
+        Py_XDECREF(mask);
+        Py_XDECREF(stepval);
+#endif
+        if (unlikely(ret))
+            return (int) -1;
+        return val;
+    }
+raise_overflow:
+    PyErr_SetString(PyExc_OverflowError,
+        "value too large to convert to int");
+    return (int) -1;
+raise_neg_overflow:
+    PyErr_SetString(PyExc_OverflowError,
+        "can't convert negative value to int");
+    return (int) -1;
+}
+
+/* FormatTypeName */
+#if CYTHON_COMPILING_IN_LIMITED_API
+static __Pyx_TypeName
+__Pyx_PyType_GetName(PyTypeObject* tp)
+{
+    PyObject *name = __Pyx_PyObject_GetAttrStr((PyObject *)tp,
+                                               __pyx_n_s_name);
+    if (unlikely(name == NULL) || unlikely(!PyUnicode_Check(name))) {
+        PyErr_Clear();
+        Py_XDECREF(name);
+        name = __Pyx_NewRef(__pyx_n_s__8);
+    }
+    return name;
+}
+#endif
+
+/* CIntToPy */
+static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value) {
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const long neg_one = (long) -1, const_zero = (long) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
+    const int is_unsigned = neg_one > const_zero;
+    if (is_unsigned) {
+        if (sizeof(long) < sizeof(long)) {
+            return PyInt_FromLong((long) value);
+        } else if (sizeof(long) <= sizeof(unsigned long)) {
+            return PyLong_FromUnsignedLong((unsigned long) value);
+#ifdef HAVE_LONG_LONG
+        } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
+            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
+#endif
+        }
+    } else {
+        if (sizeof(long) <= sizeof(long)) {
+            return PyInt_FromLong((long) value);
+#ifdef HAVE_LONG_LONG
+        } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
+            return PyLong_FromLongLong((PY_LONG_LONG) value);
+#endif
+        }
+    }
+    {
+        unsigned char *bytes = (unsigned char *)&value;
+#if !CYTHON_COMPILING_IN_LIMITED_API && PY_VERSION_HEX >= 0x030d00A4
+        if (is_unsigned) {
+            return PyLong_FromUnsignedNativeBytes(bytes, sizeof(value), -1);
+        } else {
+            return PyLong_FromNativeBytes(bytes, sizeof(value), -1);
+        }
+#elif !CYTHON_COMPILING_IN_LIMITED_API && PY_VERSION_HEX < 0x030d0000
+        int one = 1; int little = (int)*(unsigned char *)&one;
+        return _PyLong_FromByteArray(bytes, sizeof(long),
+                                     little, !is_unsigned);
+#else
+        int one = 1; int little = (int)*(unsigned char *)&one;
+        PyObject *from_bytes, *result = NULL;
+        PyObject *py_bytes = NULL, *arg_tuple = NULL, *kwds = NULL, *order_str = NULL;
+        from_bytes = PyObject_GetAttrString((PyObject*)&PyLong_Type, "from_bytes");
+        if (!from_bytes) return NULL;
+        py_bytes = PyBytes_FromStringAndSize((char*)bytes, sizeof(long));
+        if (!py_bytes) goto limited_bad;
+        order_str = PyUnicode_FromString(little ? "little" : "big");
+        if (!order_str) goto limited_bad;
+        arg_tuple = PyTuple_Pack(2, py_bytes, order_str);
+        if (!arg_tuple) goto limited_bad;
+        if (!is_unsigned) {
+            kwds = PyDict_New();
+            if (!kwds) goto limited_bad;
+            if (PyDict_SetItemString(kwds, "signed", __Pyx_NewRef(Py_True))) goto limited_bad;
+        }
+        result = PyObject_Call(from_bytes, arg_tuple, kwds);
+        limited_bad:
+        Py_XDECREF(kwds);
+        Py_XDECREF(arg_tuple);
+        Py_XDECREF(order_str);
+        Py_XDECREF(py_bytes);
+        Py_XDECREF(from_bytes);
+        return result;
+#endif
+    }
+}
+
+/* CIntFromPy */
+static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const long neg_one = (long) -1, const_zero = (long) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
+    const int is_unsigned = neg_one > const_zero;
+#if PY_MAJOR_VERSION < 3
+    if (likely(PyInt_Check(x))) {
+        if ((sizeof(long) < sizeof(long))) {
+            __PYX_VERIFY_RETURN_INT(long, long, PyInt_AS_LONG(x))
+        } else {
+            long val = PyInt_AS_LONG(x);
+            if (is_unsigned && unlikely(val < 0)) {
+                goto raise_neg_overflow;
+            }
+            return (long) val;
+        }
+    }
+#endif
+    if (unlikely(!PyLong_Check(x))) {
+        long val;
+        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
+        if (!tmp) return (long) -1;
+        val = __Pyx_PyInt_As_long(tmp);
+        Py_DECREF(tmp);
+        return val;
+    }
+    if (is_unsigned) {
+#if CYTHON_USE_PYLONG_INTERNALS
+        if (unlikely(__Pyx_PyLong_IsNeg(x))) {
+            goto raise_neg_overflow;
+        } else if (__Pyx_PyLong_IsCompact(x)) {
+            __PYX_VERIFY_RETURN_INT(long, __Pyx_compact_upylong, __Pyx_PyLong_CompactValueUnsigned(x))
+        } else {
+            const digit* digits = __Pyx_PyLong_Digits(x);
+            assert(__Pyx_PyLong_DigitCount(x) > 1);
+            switch (__Pyx_PyLong_DigitCount(x)) {
+                case 2:
+                    if ((8 * sizeof(long) > 1 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 2 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(long) >= 2 * PyLong_SHIFT)) {
+                            return (long) (((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
+                        }
+                    }
+                    break;
+                case 3:
+                    if ((8 * sizeof(long) > 2 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 3 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(long) >= 3 * PyLong_SHIFT)) {
+                            return (long) (((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
+                        }
+                    }
+                    break;
+                case 4:
+                    if ((8 * sizeof(long) > 3 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 4 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(long) >= 4 * PyLong_SHIFT)) {
+                            return (long) (((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
+                        }
+                    }
+                    break;
+            }
+        }
+#endif
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
+        if (unlikely(Py_SIZE(x) < 0)) {
+            goto raise_neg_overflow;
+        }
+#else
+        {
+            int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
+            if (unlikely(result < 0))
+                return (long) -1;
+            if (unlikely(result == 1))
+                goto raise_neg_overflow;
+        }
+#endif
+        if ((sizeof(long) <= sizeof(unsigned long))) {
+            __PYX_VERIFY_RETURN_INT_EXC(long, unsigned long, PyLong_AsUnsignedLong(x))
+#ifdef HAVE_LONG_LONG
+        } else if ((sizeof(long) <= sizeof(unsigned PY_LONG_LONG))) {
+            __PYX_VERIFY_RETURN_INT_EXC(long, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
+#endif
+        }
+    } else {
+#if CYTHON_USE_PYLONG_INTERNALS
+        if (__Pyx_PyLong_IsCompact(x)) {
+            __PYX_VERIFY_RETURN_INT(long, __Pyx_compact_pylong, __Pyx_PyLong_CompactValue(x))
+        } else {
+            const digit* digits = __Pyx_PyLong_Digits(x);
+            assert(__Pyx_PyLong_DigitCount(x) > 1);
+            switch (__Pyx_PyLong_SignedDigitCount(x)) {
+                case -2:
+                    if ((8 * sizeof(long) - 1 > 1 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 2 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(long) - 1 > 2 * PyLong_SHIFT)) {
+                            return (long) (((long)-1)*(((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+                case 2:
+                    if ((8 * sizeof(long) > 1 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 2 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(long) - 1 > 2 * PyLong_SHIFT)) {
+                            return (long) ((((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+                case -3:
+                    if ((8 * sizeof(long) - 1 > 2 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 3 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(long) - 1 > 3 * PyLong_SHIFT)) {
+                            return (long) (((long)-1)*(((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+                case 3:
+                    if ((8 * sizeof(long) > 2 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 3 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(long) - 1 > 3 * PyLong_SHIFT)) {
+                            return (long) ((((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+                case -4:
+                    if ((8 * sizeof(long) - 1 > 3 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 4 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(long) - 1 > 4 * PyLong_SHIFT)) {
+                            return (long) (((long)-1)*(((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+                case 4:
+                    if ((8 * sizeof(long) > 3 * PyLong_SHIFT)) {
+                        if ((8 * sizeof(unsigned long) > 4 * PyLong_SHIFT)) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if ((8 * sizeof(long) - 1 > 4 * PyLong_SHIFT)) {
+                            return (long) ((((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+            }
+        }
+#endif
+        if ((sizeof(long) <= sizeof(long))) {
+            __PYX_VERIFY_RETURN_INT_EXC(long, long, PyLong_AsLong(x))
+#ifdef HAVE_LONG_LONG
+        } else if ((sizeof(long) <= sizeof(PY_LONG_LONG))) {
+            __PYX_VERIFY_RETURN_INT_EXC(long, PY_LONG_LONG, PyLong_AsLongLong(x))
+#endif
+        }
+    }
+    {
+        long val;
+        int ret = -1;
+#if PY_VERSION_HEX >= 0x030d00A6 && !CYTHON_COMPILING_IN_LIMITED_API
+        Py_ssize_t bytes_copied = PyLong_AsNativeBytes(
+            x, &val, sizeof(val), Py_ASNATIVEBYTES_NATIVE_ENDIAN | (is_unsigned ? Py_ASNATIVEBYTES_UNSIGNED_BUFFER | Py_ASNATIVEBYTES_REJECT_NEGATIVE : 0));
+        if (unlikely(bytes_copied == -1)) {
+        } else if (unlikely(bytes_copied > (Py_ssize_t) sizeof(val))) {
+            goto raise_overflow;
+        } else {
+            ret = 0;
+        }
+#elif PY_VERSION_HEX < 0x030d0000 && !(CYTHON_COMPILING_IN_PYPY || CYTHON_COMPILING_IN_LIMITED_API) || defined(_PyLong_AsByteArray)
+        int one = 1; int is_little = (int)*(unsigned char *)&one;
+        unsigned char *bytes = (unsigned char *)&val;
+        ret = _PyLong_AsByteArray((PyLongObject *)x,
+                                    bytes, sizeof(val),
+                                    is_little, !is_unsigned);
+#else
+        PyObject *v;
+        PyObject *stepval = NULL, *mask = NULL, *shift = NULL;
+        int bits, remaining_bits, is_negative = 0;
+        int chunk_size = (sizeof(long) < 8) ? 30 : 62;
+        if (likely(PyLong_CheckExact(x))) {
+            v = __Pyx_NewRef(x);
+        } else {
+            v = PyNumber_Long(x);
+            if (unlikely(!v)) return (long) -1;
+            assert(PyLong_CheckExact(v));
+        }
+        {
+            int result = PyObject_RichCompareBool(v, Py_False, Py_LT);
+            if (unlikely(result < 0)) {
+                Py_DECREF(v);
+                return (long) -1;
+            }
+            is_negative = result == 1;
+        }
+        if (is_unsigned && unlikely(is_negative)) {
+            Py_DECREF(v);
+            goto raise_neg_overflow;
+        } else if (is_negative) {
+            stepval = PyNumber_Invert(v);
+            Py_DECREF(v);
+            if (unlikely(!stepval))
+                return (long) -1;
+        } else {
+            stepval = v;
+        }
+        v = NULL;
+        val = (long) 0;
+        mask = PyLong_FromLong((1L << chunk_size) - 1); if (unlikely(!mask)) goto done;
+        shift = PyLong_FromLong(chunk_size); if (unlikely(!shift)) goto done;
+        for (bits = 0; bits < (int) sizeof(long) * 8 - chunk_size; bits += chunk_size) {
+            PyObject *tmp, *digit;
+            long idigit;
+            digit = PyNumber_And(stepval, mask);
+            if (unlikely(!digit)) goto done;
+            idigit = PyLong_AsLong(digit);
+            Py_DECREF(digit);
+            if (unlikely(idigit < 0)) goto done;
+            val |= ((long) idigit) << bits;
+            tmp = PyNumber_Rshift(stepval, shift);
+            if (unlikely(!tmp)) goto done;
+            Py_DECREF(stepval); stepval = tmp;
+        }
+        Py_DECREF(shift); shift = NULL;
+        Py_DECREF(mask); mask = NULL;
+        {
+            long idigit = PyLong_AsLong(stepval);
+            if (unlikely(idigit < 0)) goto done;
+            remaining_bits = ((int) sizeof(long) * 8) - bits - (is_unsigned ? 0 : 1);
+            if (unlikely(idigit >= (1L << remaining_bits)))
+                goto raise_overflow;
+            val |= ((long) idigit) << bits;
+        }
+        if (!is_unsigned) {
+            if (unlikely(val & (((long) 1) << (sizeof(long) * 8 - 1))))
+                goto raise_overflow;
+            if (is_negative)
+                val = ~val;
+        }
+        ret = 0;
+    done:
+        Py_XDECREF(shift);
+        Py_XDECREF(mask);
+        Py_XDECREF(stepval);
+#endif
+        if (unlikely(ret))
+            return (long) -1;
+        return val;
+    }
+raise_overflow:
+    PyErr_SetString(PyExc_OverflowError,
+        "value too large to convert to long");
+    return (long) -1;
+raise_neg_overflow:
+    PyErr_SetString(PyExc_OverflowError,
+        "can't convert negative value to long");
+    return (long) -1;
+}
+
+/* FastTypeChecks */
+#if CYTHON_COMPILING_IN_CPYTHON
+static int __Pyx_InBases(PyTypeObject *a, PyTypeObject *b) {
+    while (a) {
+        a = __Pyx_PyType_GetSlot(a, tp_base, PyTypeObject*);
+        if (a == b)
+            return 1;
+    }
+    return b == &PyBaseObject_Type;
+}
+static CYTHON_INLINE int __Pyx_IsSubtype(PyTypeObject *a, PyTypeObject *b) {
+    PyObject *mro;
+    if (a == b) return 1;
+    mro = a->tp_mro;
+    if (likely(mro)) {
+        Py_ssize_t i, n;
+        n = PyTuple_GET_SIZE(mro);
+        for (i = 0; i < n; i++) {
+            if (PyTuple_GET_ITEM(mro, i) == (PyObject *)b)
+                return 1;
+        }
+        return 0;
+    }
+    return __Pyx_InBases(a, b);
+}
+static CYTHON_INLINE int __Pyx_IsAnySubtype2(PyTypeObject *cls, PyTypeObject *a, PyTypeObject *b) {
+    PyObject *mro;
+    if (cls == a || cls == b) return 1;
+    mro = cls->tp_mro;
+    if (likely(mro)) {
+        Py_ssize_t i, n;
+        n = PyTuple_GET_SIZE(mro);
+        for (i = 0; i < n; i++) {
+            PyObject *base = PyTuple_GET_ITEM(mro, i);
+            if (base == (PyObject *)a || base == (PyObject *)b)
+                return 1;
+        }
+        return 0;
+    }
+    return __Pyx_InBases(cls, a) || __Pyx_InBases(cls, b);
+}
+#if PY_MAJOR_VERSION == 2
+static int __Pyx_inner_PyErr_GivenExceptionMatches2(PyObject *err, PyObject* exc_type1, PyObject* exc_type2) {
+    PyObject *exception, *value, *tb;
+    int res;
+    __Pyx_PyThreadState_declare
+    __Pyx_PyThreadState_assign
+    __Pyx_ErrFetch(&exception, &value, &tb);
+    res = exc_type1 ? PyObject_IsSubclass(err, exc_type1) : 0;
+    if (unlikely(res == -1)) {
+        PyErr_WriteUnraisable(err);
+        res = 0;
+    }
+    if (!res) {
+        res = PyObject_IsSubclass(err, exc_type2);
+        if (unlikely(res == -1)) {
+            PyErr_WriteUnraisable(err);
+            res = 0;
+        }
+    }
+    __Pyx_ErrRestore(exception, value, tb);
+    return res;
+}
+#else
+static CYTHON_INLINE int __Pyx_inner_PyErr_GivenExceptionMatches2(PyObject *err, PyObject* exc_type1, PyObject *exc_type2) {
+    if (exc_type1) {
+        return __Pyx_IsAnySubtype2((PyTypeObject*)err, (PyTypeObject*)exc_type1, (PyTypeObject*)exc_type2);
+    } else {
+        return __Pyx_IsSubtype((PyTypeObject*)err, (PyTypeObject*)exc_type2);
+    }
+}
+#endif
+static int __Pyx_PyErr_GivenExceptionMatchesTuple(PyObject *exc_type, PyObject *tuple) {
+    Py_ssize_t i, n;
+    assert(PyExceptionClass_Check(exc_type));
+    n = PyTuple_GET_SIZE(tuple);
+#if PY_MAJOR_VERSION >= 3
+    for (i=0; i<n; i++) {
+        if (exc_type == PyTuple_GET_ITEM(tuple, i)) return 1;
+    }
+#endif
+    for (i=0; i<n; i++) {
+        PyObject *t = PyTuple_GET_ITEM(tuple, i);
+        #if PY_MAJOR_VERSION < 3
+        if (likely(exc_type == t)) return 1;
+        #endif
+        if (likely(PyExceptionClass_Check(t))) {
+            if (__Pyx_inner_PyErr_GivenExceptionMatches2(exc_type, NULL, t)) return 1;
+        } else {
+        }
+    }
+    return 0;
+}
+static CYTHON_INLINE int __Pyx_PyErr_GivenExceptionMatches(PyObject *err, PyObject* exc_type) {
+    if (likely(err == exc_type)) return 1;
+    if (likely(PyExceptionClass_Check(err))) {
+        if (likely(PyExceptionClass_Check(exc_type))) {
+            return __Pyx_inner_PyErr_GivenExceptionMatches2(err, NULL, exc_type);
+        } else if (likely(PyTuple_Check(exc_type))) {
+            return __Pyx_PyErr_GivenExceptionMatchesTuple(err, exc_type);
+        } else {
+        }
+    }
+    return PyErr_GivenExceptionMatches(err, exc_type);
+}
+static CYTHON_INLINE int __Pyx_PyErr_GivenExceptionMatches2(PyObject *err, PyObject *exc_type1, PyObject *exc_type2) {
+    assert(PyExceptionClass_Check(exc_type1));
+    assert(PyExceptionClass_Check(exc_type2));
+    if (likely(err == exc_type1 || err == exc_type2)) return 1;
+    if (likely(PyExceptionClass_Check(err))) {
+        return __Pyx_inner_PyErr_GivenExceptionMatches2(err, exc_type1, exc_type2);
+    }
+    return (PyErr_GivenExceptionMatches(err, exc_type1) || PyErr_GivenExceptionMatches(err, exc_type2));
+}
+#endif
+
+/* CheckBinaryVersion */
+static unsigned long __Pyx_get_runtime_version(void) {
+#if __PYX_LIMITED_VERSION_HEX >= 0x030B00A4
+    return Py_Version & ~0xFFUL;
+#else
+    const char* rt_version = Py_GetVersion();
+    unsigned long version = 0;
+    unsigned long factor = 0x01000000UL;
+    unsigned int digit = 0;
+    int i = 0;
+    while (factor) {
+        while ('0' <= rt_version[i] && rt_version[i] <= '9') {
+            digit = digit * 10 + (unsigned int) (rt_version[i] - '0');
+            ++i;
+        }
+        version += factor * digit;
+        if (rt_version[i] != '.')
+            break;
+        digit = 0;
+        factor >>= 8;
+        ++i;
+    }
+    return version;
+#endif
+}
+static int __Pyx_check_binary_version(unsigned long ct_version, unsigned long rt_version, int allow_newer) {
+    const unsigned long MAJOR_MINOR = 0xFFFF0000UL;
+    if ((rt_version & MAJOR_MINOR) == (ct_version & MAJOR_MINOR))
+        return 0;
+    if (likely(allow_newer && (rt_version & MAJOR_MINOR) > (ct_version & MAJOR_MINOR)))
+        return 1;
+    {
+        char message[200];
+        PyOS_snprintf(message, sizeof(message),
+                      "compile time Python version %d.%d "
+                      "of module '%.100s' "
+                      "%s "
+                      "runtime version %d.%d",
+                       (int) (ct_version >> 24), (int) ((ct_version >> 16) & 0xFF),
+                       __Pyx_MODULE_NAME,
+                       (allow_newer) ? "was newer than" : "does not match",
+                       (int) (rt_version >> 24), (int) ((rt_version >> 16) & 0xFF)
+       );
+        return PyErr_WarnEx(NULL, message, 1);
+    }
+}
+
+/* InitStrings */
+#if PY_MAJOR_VERSION >= 3
+static int __Pyx_InitString(__Pyx_StringTabEntry t, PyObject **str) {
+    if (t.is_unicode | t.is_str) {
+        if (t.intern) {
+            *str = PyUnicode_InternFromString(t.s);
+        } else if (t.encoding) {
+            *str = PyUnicode_Decode(t.s, t.n - 1, t.encoding, NULL);
+        } else {
+            *str = PyUnicode_FromStringAndSize(t.s, t.n - 1);
+        }
+    } else {
+        *str = PyBytes_FromStringAndSize(t.s, t.n - 1);
+    }
+    if (!*str)
+        return -1;
+    if (PyObject_Hash(*str) == -1)
+        return -1;
+    return 0;
+}
+#endif
+static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) {
+    while (t->p) {
+        #if PY_MAJOR_VERSION >= 3
+        __Pyx_InitString(*t, t->p);
+        #else
+        if (t->is_unicode) {
+            *t->p = PyUnicode_DecodeUTF8(t->s, t->n - 1, NULL);
+        } else if (t->intern) {
+            *t->p = PyString_InternFromString(t->s);
+        } else {
+            *t->p = PyString_FromStringAndSize(t->s, t->n - 1);
+        }
+        if (!*t->p)
+            return -1;
+        if (PyObject_Hash(*t->p) == -1)
+            return -1;
+        #endif
+        ++t;
+    }
+    return 0;
+}
+
+#include <string.h>
+static CYTHON_INLINE Py_ssize_t __Pyx_ssize_strlen(const char *s) {
+    size_t len = strlen(s);
+    if (unlikely(len > (size_t) PY_SSIZE_T_MAX)) {
+        PyErr_SetString(PyExc_OverflowError, "byte string is too long");
+        return -1;
+    }
+    return (Py_ssize_t) len;
+}
+static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char* c_str) {
+    Py_ssize_t len = __Pyx_ssize_strlen(c_str);
+    if (unlikely(len < 0)) return NULL;
+    return __Pyx_PyUnicode_FromStringAndSize(c_str, len);
+}
+static CYTHON_INLINE PyObject* __Pyx_PyByteArray_FromString(const char* c_str) {
+    Py_ssize_t len = __Pyx_ssize_strlen(c_str);
+    if (unlikely(len < 0)) return NULL;
+    return PyByteArray_FromStringAndSize(c_str, len);
+}
+static CYTHON_INLINE const char* __Pyx_PyObject_AsString(PyObject* o) {
+    Py_ssize_t ignore;
+    return __Pyx_PyObject_AsStringAndSize(o, &ignore);
+}
+#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
+#if !CYTHON_PEP393_ENABLED
+static const char* __Pyx_PyUnicode_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
+    char* defenc_c;
+    PyObject* defenc = _PyUnicode_AsDefaultEncodedString(o, NULL);
+    if (!defenc) return NULL;
+    defenc_c = PyBytes_AS_STRING(defenc);
+#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
+    {
+        char* end = defenc_c + PyBytes_GET_SIZE(defenc);
+        char* c;
+        for (c = defenc_c; c < end; c++) {
+            if ((unsigned char) (*c) >= 128) {
+                PyUnicode_AsASCIIString(o);
+                return NULL;
+            }
+        }
+    }
+#endif
+    *length = PyBytes_GET_SIZE(defenc);
+    return defenc_c;
+}
+#else
+static CYTHON_INLINE const char* __Pyx_PyUnicode_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
+    if (unlikely(__Pyx_PyUnicode_READY(o) == -1)) return NULL;
+#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
+    if (likely(PyUnicode_IS_ASCII(o))) {
+        *length = PyUnicode_GET_LENGTH(o);
+        return PyUnicode_AsUTF8(o);
+    } else {
+        PyUnicode_AsASCIIString(o);
+        return NULL;
+    }
+#else
+    return PyUnicode_AsUTF8AndSize(o, length);
+#endif
+}
+#endif
+#endif
+static CYTHON_INLINE const char* __Pyx_PyObject_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
+#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
+    if (
+#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
+            __Pyx_sys_getdefaultencoding_not_ascii &&
+#endif
+            PyUnicode_Check(o)) {
+        return __Pyx_PyUnicode_AsStringAndSize(o, length);
+    } else
+#endif
+#if (!CYTHON_COMPILING_IN_PYPY && !CYTHON_COMPILING_IN_LIMITED_API) || (defined(PyByteArray_AS_STRING) && defined(PyByteArray_GET_SIZE))
+    if (PyByteArray_Check(o)) {
+        *length = PyByteArray_GET_SIZE(o);
+        return PyByteArray_AS_STRING(o);
+    } else
+#endif
+    {
+        char* result;
+        int r = PyBytes_AsStringAndSize(o, &result, length);
+        if (unlikely(r < 0)) {
+            return NULL;
+        } else {
+            return result;
+        }
+    }
+}
+static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject* x) {
+   int is_true = x == Py_True;
+   if (is_true | (x == Py_False) | (x == Py_None)) return is_true;
+   else return PyObject_IsTrue(x);
+}
+static CYTHON_INLINE int __Pyx_PyObject_IsTrueAndDecref(PyObject* x) {
+    int retval;
+    if (unlikely(!x)) return -1;
+    retval = __Pyx_PyObject_IsTrue(x);
+    Py_DECREF(x);
+    return retval;
+}
+static PyObject* __Pyx_PyNumber_IntOrLongWrongResultType(PyObject* result, const char* type_name) {
+    __Pyx_TypeName result_type_name = __Pyx_PyType_GetName(Py_TYPE(result));
+#if PY_MAJOR_VERSION >= 3
+    if (PyLong_Check(result)) {
+        if (PyErr_WarnFormat(PyExc_DeprecationWarning, 1,
+                "__int__ returned non-int (type " __Pyx_FMT_TYPENAME ").  "
+                "The ability to return an instance of a strict subclass of int is deprecated, "
+                "and may be removed in a future version of Python.",
+                result_type_name)) {
+            __Pyx_DECREF_TypeName(result_type_name);
+            Py_DECREF(result);
+            return NULL;
+        }
+        __Pyx_DECREF_TypeName(result_type_name);
+        return result;
+    }
+#endif
+    PyErr_Format(PyExc_TypeError,
+                 "__%.4s__ returned non-%.4s (type " __Pyx_FMT_TYPENAME ")",
+                 type_name, type_name, result_type_name);
+    __Pyx_DECREF_TypeName(result_type_name);
+    Py_DECREF(result);
+    return NULL;
+}
+static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x) {
+#if CYTHON_USE_TYPE_SLOTS
+  PyNumberMethods *m;
+#endif
+  const char *name = NULL;
+  PyObject *res = NULL;
+#if PY_MAJOR_VERSION < 3
+  if (likely(PyInt_Check(x) || PyLong_Check(x)))
+#else
+  if (likely(PyLong_Check(x)))
+#endif
+    return __Pyx_NewRef(x);
+#if CYTHON_USE_TYPE_SLOTS
+  m = Py_TYPE(x)->tp_as_number;
+  #if PY_MAJOR_VERSION < 3
+  if (m && m->nb_int) {
+    name = "int";
+    res = m->nb_int(x);
+  }
+  else if (m && m->nb_long) {
+    name = "long";
+    res = m->nb_long(x);
+  }
+  #else
+  if (likely(m && m->nb_int)) {
+    name = "int";
+    res = m->nb_int(x);
+  }
+  #endif
+#else
+  if (!PyBytes_CheckExact(x) && !PyUnicode_CheckExact(x)) {
+    res = PyNumber_Int(x);
+  }
+#endif
+  if (likely(res)) {
+#if PY_MAJOR_VERSION < 3
+    if (unlikely(!PyInt_Check(res) && !PyLong_Check(res))) {
+#else
+    if (unlikely(!PyLong_CheckExact(res))) {
+#endif
+        return __Pyx_PyNumber_IntOrLongWrongResultType(res, name);
+    }
+  }
+  else if (!PyErr_Occurred()) {
+    PyErr_SetString(PyExc_TypeError,
+                    "an integer is required");
+  }
+  return res;
+}
+static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
+  Py_ssize_t ival;
+  PyObject *x;
+#if PY_MAJOR_VERSION < 3
+  if (likely(PyInt_CheckExact(b))) {
+    if (sizeof(Py_ssize_t) >= sizeof(long))
+        return PyInt_AS_LONG(b);
+    else
+        return PyInt_AsSsize_t(b);
+  }
+#endif
+  if (likely(PyLong_CheckExact(b))) {
+    #if CYTHON_USE_PYLONG_INTERNALS
+    if (likely(__Pyx_PyLong_IsCompact(b))) {
+        return __Pyx_PyLong_CompactValue(b);
+    } else {
+      const digit* digits = __Pyx_PyLong_Digits(b);
+      const Py_ssize_t size = __Pyx_PyLong_SignedDigitCount(b);
+      switch (size) {
+         case 2:
+           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
+             return (Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+         case -2:
+           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
+             return -(Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+         case 3:
+           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
+             return (Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+         case -3:
+           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
+             return -(Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+         case 4:
+           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
+             return (Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+         case -4:
+           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
+             return -(Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+      }
+    }
+    #endif
+    return PyLong_AsSsize_t(b);
+  }
+  x = PyNumber_Index(b);
+  if (!x) return -1;
+  ival = PyInt_AsSsize_t(x);
+  Py_DECREF(x);
+  return ival;
+}
+static CYTHON_INLINE Py_hash_t __Pyx_PyIndex_AsHash_t(PyObject* o) {
+  if (sizeof(Py_hash_t) == sizeof(Py_ssize_t)) {
+    return (Py_hash_t) __Pyx_PyIndex_AsSsize_t(o);
+#if PY_MAJOR_VERSION < 3
+  } else if (likely(PyInt_CheckExact(o))) {
+    return PyInt_AS_LONG(o);
+#endif
+  } else {
+    Py_ssize_t ival;
+    PyObject *x;
+    x = PyNumber_Index(o);
+    if (!x) return -1;
+    ival = PyInt_AsLong(x);
+    Py_DECREF(x);
+    return ival;
+  }
+}
+static CYTHON_INLINE PyObject * __Pyx_PyBool_FromLong(long b) {
+  return b ? __Pyx_NewRef(Py_True) : __Pyx_NewRef(Py_False);
+}
+static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
+    return PyInt_FromSize_t(ival);
+}
+
+
+/* #### Code section: utility_code_pragmas_end ### */
+#ifdef _MSC_VER
+#pragma warning( pop )
+#endif
+
+
+
+/* #### Code section: end ### */
+#endif /* Py_PYTHON_H */