jpayne@7: """
jpayne@7: requests.compat
jpayne@7: ~~~~~~~~~~~~~~~
jpayne@7: 
jpayne@7: This module previously handled import compatibility issues
jpayne@7: between Python 2 and Python 3. It remains for backwards
jpayne@7: compatibility until the next major version.
jpayne@7: """
jpayne@7: 
jpayne@7: try:
jpayne@7:     import chardet
jpayne@7: except ImportError:
jpayne@7:     import charset_normalizer as chardet
jpayne@7: 
jpayne@7: import sys
jpayne@7: 
jpayne@7: # -------
jpayne@7: # Pythons
jpayne@7: # -------
jpayne@7: 
jpayne@7: # Syntax sugar.
jpayne@7: _ver = sys.version_info
jpayne@7: 
jpayne@7: #: Python 2.x?
jpayne@7: is_py2 = _ver[0] == 2
jpayne@7: 
jpayne@7: #: Python 3.x?
jpayne@7: is_py3 = _ver[0] == 3
jpayne@7: 
jpayne@7: # json/simplejson module import resolution
jpayne@7: has_simplejson = False
jpayne@7: try:
jpayne@7:     import simplejson as json
jpayne@7: 
jpayne@7:     has_simplejson = True
jpayne@7: except ImportError:
jpayne@7:     import json
jpayne@7: 
jpayne@7: if has_simplejson:
jpayne@7:     from simplejson import JSONDecodeError
jpayne@7: else:
jpayne@7:     from json import JSONDecodeError
jpayne@7: 
jpayne@7: # Keep OrderedDict for backwards compatibility.
jpayne@7: from collections import OrderedDict
jpayne@7: from collections.abc import Callable, Mapping, MutableMapping
jpayne@7: from http import cookiejar as cookielib
jpayne@7: from http.cookies import Morsel
jpayne@7: from io import StringIO
jpayne@7: 
jpayne@7: # --------------
jpayne@7: # Legacy Imports
jpayne@7: # --------------
jpayne@7: from urllib.parse import (
jpayne@7:     quote,
jpayne@7:     quote_plus,
jpayne@7:     unquote,
jpayne@7:     unquote_plus,
jpayne@7:     urldefrag,
jpayne@7:     urlencode,
jpayne@7:     urljoin,
jpayne@7:     urlparse,
jpayne@7:     urlsplit,
jpayne@7:     urlunparse,
jpayne@7: )
jpayne@7: from urllib.request import (
jpayne@7:     getproxies,
jpayne@7:     getproxies_environment,
jpayne@7:     parse_http_list,
jpayne@7:     proxy_bypass,
jpayne@7:     proxy_bypass_environment,
jpayne@7: )
jpayne@7: 
jpayne@7: builtin_str = str
jpayne@7: str = str
jpayne@7: bytes = bytes
jpayne@7: basestring = (str, bytes)
jpayne@7: numeric_types = (int, float)
jpayne@7: integer_types = (int,)