|
jpayne@69
|
1 #ifndef Py_SLICEOBJECT_H
|
|
jpayne@69
|
2 #define Py_SLICEOBJECT_H
|
|
jpayne@69
|
3 #ifdef __cplusplus
|
|
jpayne@69
|
4 extern "C" {
|
|
jpayne@69
|
5 #endif
|
|
jpayne@69
|
6
|
|
jpayne@69
|
7 /* The unique ellipsis object "..." */
|
|
jpayne@69
|
8
|
|
jpayne@69
|
9 PyAPI_DATA(PyObject) _Py_EllipsisObject; /* Don't use this directly */
|
|
jpayne@69
|
10
|
|
jpayne@69
|
11 #define Py_Ellipsis (&_Py_EllipsisObject)
|
|
jpayne@69
|
12
|
|
jpayne@69
|
13 /* Slice object interface */
|
|
jpayne@69
|
14
|
|
jpayne@69
|
15 /*
|
|
jpayne@69
|
16
|
|
jpayne@69
|
17 A slice object containing start, stop, and step data members (the
|
|
jpayne@69
|
18 names are from range). After much talk with Guido, it was decided to
|
|
jpayne@69
|
19 let these be any arbitrary python type. Py_None stands for omitted values.
|
|
jpayne@69
|
20 */
|
|
jpayne@69
|
21 #ifndef Py_LIMITED_API
|
|
jpayne@69
|
22 typedef struct {
|
|
jpayne@69
|
23 PyObject_HEAD
|
|
jpayne@69
|
24 PyObject *start, *stop, *step; /* not NULL */
|
|
jpayne@69
|
25 } PySliceObject;
|
|
jpayne@69
|
26 #endif
|
|
jpayne@69
|
27
|
|
jpayne@69
|
28 PyAPI_DATA(PyTypeObject) PySlice_Type;
|
|
jpayne@69
|
29 PyAPI_DATA(PyTypeObject) PyEllipsis_Type;
|
|
jpayne@69
|
30
|
|
jpayne@69
|
31 #define PySlice_Check(op) (Py_TYPE(op) == &PySlice_Type)
|
|
jpayne@69
|
32
|
|
jpayne@69
|
33 PyAPI_FUNC(PyObject *) PySlice_New(PyObject* start, PyObject* stop,
|
|
jpayne@69
|
34 PyObject* step);
|
|
jpayne@69
|
35 #ifndef Py_LIMITED_API
|
|
jpayne@69
|
36 PyAPI_FUNC(PyObject *) _PySlice_FromIndices(Py_ssize_t start, Py_ssize_t stop);
|
|
jpayne@69
|
37 PyAPI_FUNC(int) _PySlice_GetLongIndices(PySliceObject *self, PyObject *length,
|
|
jpayne@69
|
38 PyObject **start_ptr, PyObject **stop_ptr,
|
|
jpayne@69
|
39 PyObject **step_ptr);
|
|
jpayne@69
|
40 #endif
|
|
jpayne@69
|
41 PyAPI_FUNC(int) PySlice_GetIndices(PyObject *r, Py_ssize_t length,
|
|
jpayne@69
|
42 Py_ssize_t *start, Py_ssize_t *stop, Py_ssize_t *step);
|
|
jpayne@69
|
43 Py_DEPRECATED(3.7)
|
|
jpayne@69
|
44 PyAPI_FUNC(int) PySlice_GetIndicesEx(PyObject *r, Py_ssize_t length,
|
|
jpayne@69
|
45 Py_ssize_t *start, Py_ssize_t *stop,
|
|
jpayne@69
|
46 Py_ssize_t *step,
|
|
jpayne@69
|
47 Py_ssize_t *slicelength);
|
|
jpayne@69
|
48
|
|
jpayne@69
|
49 #if !defined(Py_LIMITED_API) || (Py_LIMITED_API+0 >= 0x03050400 && Py_LIMITED_API+0 < 0x03060000) || Py_LIMITED_API+0 >= 0x03060100
|
|
jpayne@69
|
50 #define PySlice_GetIndicesEx(slice, length, start, stop, step, slicelen) ( \
|
|
jpayne@69
|
51 PySlice_Unpack((slice), (start), (stop), (step)) < 0 ? \
|
|
jpayne@69
|
52 ((*(slicelen) = 0), -1) : \
|
|
jpayne@69
|
53 ((*(slicelen) = PySlice_AdjustIndices((length), (start), (stop), *(step))), \
|
|
jpayne@69
|
54 0))
|
|
jpayne@69
|
55 PyAPI_FUNC(int) PySlice_Unpack(PyObject *slice,
|
|
jpayne@69
|
56 Py_ssize_t *start, Py_ssize_t *stop, Py_ssize_t *step);
|
|
jpayne@69
|
57 PyAPI_FUNC(Py_ssize_t) PySlice_AdjustIndices(Py_ssize_t length,
|
|
jpayne@69
|
58 Py_ssize_t *start, Py_ssize_t *stop,
|
|
jpayne@69
|
59 Py_ssize_t step);
|
|
jpayne@69
|
60 #endif
|
|
jpayne@69
|
61
|
|
jpayne@69
|
62 #ifdef __cplusplus
|
|
jpayne@69
|
63 }
|
|
jpayne@69
|
64 #endif
|
|
jpayne@69
|
65 #endif /* !Py_SLICEOBJECT_H */
|
