/usr/lib/python2.7/dist-packages/pip/compat/__init__.py is in python-pip 9.0.1-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 | """Stuff that differs in different Python versions and platform
distributions."""
from __future__ import absolute_import, division
import os
import sys
from pip._vendor.six import text_type
try:
from logging.config import dictConfig as logging_dictConfig
except ImportError:
from pip.compat.dictconfig import dictConfig as logging_dictConfig
try:
from collections import OrderedDict
except ImportError:
from pip._vendor.ordereddict import OrderedDict
try:
import ipaddress
except ImportError:
try:
from pip._vendor import ipaddress
except ImportError:
import ipaddr as ipaddress
ipaddress.ip_address = ipaddress.IPAddress
ipaddress.ip_network = ipaddress.IPNetwork
try:
import sysconfig
def get_stdlib():
paths = [
sysconfig.get_path("stdlib"),
sysconfig.get_path("platstdlib"),
]
return set(filter(bool, paths))
except ImportError:
from distutils import sysconfig
def get_stdlib():
paths = [
sysconfig.get_python_lib(standard_lib=True),
sysconfig.get_python_lib(standard_lib=True, plat_specific=True),
]
return set(filter(bool, paths))
__all__ = [
"logging_dictConfig", "ipaddress", "uses_pycache", "console_to_str",
"native_str", "get_path_uid", "stdlib_pkgs", "WINDOWS", "samefile",
"OrderedDict",
]
if sys.version_info >= (3, 4):
uses_pycache = True
from importlib.util import cache_from_source
else:
import imp
uses_pycache = hasattr(imp, 'cache_from_source')
if uses_pycache:
cache_from_source = imp.cache_from_source
else:
cache_from_source = None
if sys.version_info >= (3,):
def console_to_str(s):
try:
return s.decode(sys.__stdout__.encoding)
except UnicodeDecodeError:
return s.decode('utf_8')
def native_str(s, replace=False):
if isinstance(s, bytes):
return s.decode('utf-8', 'replace' if replace else 'strict')
return s
else:
def console_to_str(s):
return s
def native_str(s, replace=False):
# Replace is ignored -- unicode to UTF-8 can't fail
if isinstance(s, text_type):
return s.encode('utf-8')
return s
def total_seconds(td):
if hasattr(td, "total_seconds"):
return td.total_seconds()
else:
val = td.microseconds + (td.seconds + td.days * 24 * 3600) * 10 ** 6
return val / 10 ** 6
def get_path_uid(path):
"""
Return path's uid.
Does not follow symlinks:
https://github.com/pypa/pip/pull/935#discussion_r5307003
Placed this function in compat due to differences on AIX and
Jython, that should eventually go away.
:raises OSError: When path is a symlink or can't be read.
"""
if hasattr(os, 'O_NOFOLLOW'):
fd = os.open(path, os.O_RDONLY | os.O_NOFOLLOW)
file_uid = os.fstat(fd).st_uid
os.close(fd)
else: # AIX and Jython
# WARNING: time of check vulnerability, but best we can do w/o NOFOLLOW
if not os.path.islink(path):
# older versions of Jython don't have `os.fstat`
file_uid = os.stat(path).st_uid
else:
# raise OSError for parity with os.O_NOFOLLOW above
raise OSError(
"%s is a symlink; Will not return uid for symlinks" % path
)
return file_uid
def expanduser(path):
"""
Expand ~ and ~user constructions.
Includes a workaround for http://bugs.python.org/issue14768
"""
expanded = os.path.expanduser(path)
if path.startswith('~/') and expanded.startswith('//'):
expanded = expanded[1:]
return expanded
# packages in the stdlib that may have installation metadata, but should not be
# considered 'installed'. this theoretically could be determined based on
# dist.location (py27:`sysconfig.get_paths()['stdlib']`,
# py26:sysconfig.get_config_vars('LIBDEST')), but fear platform variation may
# make this ineffective, so hard-coding
stdlib_pkgs = ('python', 'wsgiref')
if sys.version_info >= (2, 7):
stdlib_pkgs += ('argparse',)
# windows detection, covers cpython and ironpython
WINDOWS = (sys.platform.startswith("win") or
(sys.platform == 'cli' and os.name == 'nt'))
def samefile(file1, file2):
"""Provide an alternative for os.path.samefile on Windows/Python2"""
if hasattr(os.path, 'samefile'):
return os.path.samefile(file1, file2)
else:
path1 = os.path.normcase(os.path.abspath(file1))
path2 = os.path.normcase(os.path.abspath(file2))
return path1 == path2
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