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File Content: `_compat.py`

# This file is dual licensed under the terms of the Apache License, Version
# 2.0, and the BSD License. See the LICENSE file in the root of this repository
# for complete details.
from __future__ import absolute_import, division, print_function

import sys

from ._typing import TYPE_CHECKING

if TYPE_CHECKING:  # pragma: no cover
    from typing import Any, Dict, Tuple, Type


PY2 = sys.version_info[0] == 2
PY3 = sys.version_info[0] == 3

# flake8: noqa

if PY3:
    string_types = (str,)
else:
    string_types = (basestring,)


def with_metaclass(meta, *bases):
    # type: (Type[Any], Tuple[Type[Any], ...]) -> Any
    """
    Create a base class with a metaclass.
    """
    # This requires a bit of explanation: the basic idea is to make a dummy
    # metaclass for one level of class instantiation that replaces itself with
    # the actual metaclass.
    class metaclass(meta):  # type: ignore
        def __new__(cls, name, this_bases, d):
            # type: (Type[Any], str, Tuple[Any], Dict[Any, Any]) -> Any
            return meta(name, bases, d)

    return type.__new__(metaclass, "temporary_class", (), {})

Name	Size	Permission
__about__.py	736 bytes	0644
__about__.pyc	799 bytes	0644
__about__.pyo	799 bytes	0644
__init__.py	562 bytes	0644
__init__.pyc	629 bytes	0644
__init__.pyo	629 bytes	0644
_compat.py	1128 bytes	0644
_compat.pyc	1450 bytes	0644
_compat.pyo	1450 bytes	0644
_structures.py	2022 bytes	0644
_structures.pyc	4341 bytes	0644
_structures.pyo	4341 bytes	0644
_typing.py	1824 bytes	0644
_typing.pyc	1640 bytes	0644
_typing.pyo	1640 bytes	0644
markers.py	9491 bytes	0644
markers.pyc	12731 bytes	0644
markers.pyo	12591 bytes	0644
requirements.py	4903 bytes	0644
requirements.pyc	5506 bytes	0644
requirements.pyo	5506 bytes	0644
specifiers.py	31944 bytes	0644
specifiers.pyc	26696 bytes	0644
specifiers.pyo	26696 bytes	0644
tags.py	24067 bytes	0644
tags.pyc	23036 bytes	0644
tags.pyo	23016 bytes	0644
utils.py	1811 bytes	0644
utils.pyc	2229 bytes	0644
utils.pyo	2229 bytes	0644
version.py	15470 bytes	0644
version.pyc	18569 bytes	0644
version.pyo	18569 bytes	0644

File Content: _compat.py

File Content: `_compat.py`