venv/lib/python3.11/site-packages/pip/_vendor/requests/compat.py

   1 """
   2 requests.compat
   3 ~~~~~~~~~~~~~~~
   4
   5 This module previously handled import compatibility issues
   6 between Python 2 and Python 3. It remains for backwards
   7 compatibility until the next major version.
   8 """
   9
  10 from pip._vendor import chardet
  11
  12 import sys
  13
  14 # -------
  15 # Pythons
  16 # -------
  17
  18 # Syntax sugar.
  19 _ver = sys.version_info
  20
  21 #: Python 2.x?
  22 is_py2 = _ver[0] == 2
  23
  24 #: Python 3.x?
  25 is_py3 = _ver[0] == 3
  26
  27 # Note: We've patched out simplejson support in pip because it prevents
  28 #       upgrading simplejson on Windows.
  29 import json
  30 from json import JSONDecodeError
  31
  32 # Keep OrderedDict for backwards compatibility.
  33 from collections import OrderedDict
  34 from collections.abc import Callable, Mapping, MutableMapping
  35 from http import cookiejar as cookielib
  36 from http.cookies import Morsel
  37 from io import StringIO
  38
  39 # --------------
  40 # Legacy Imports
  41 # --------------
  42 from urllib.parse import (
  43     quote,
  44     quote_plus,
  45     unquote,
  46     unquote_plus,
  47     urldefrag,
  48     urlencode,
  49     urljoin,
  50     urlparse,
  51     urlsplit,
  52     urlunparse,
  53 )
  54 from urllib.request import (
  55     getproxies,
  56     getproxies_environment,
  57     parse_http_list,
  58     proxy_bypass,
  59     proxy_bypass_environment,
  60 )
  61
  62 builtin_str = str
  63 str = str
  64 bytes = bytes
  65 basestring = (str, bytes)
  66 numeric_types = (int, float)
  67 integer_types = (int,)