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99 lines
3.5 KiB
Python
99 lines
3.5 KiB
Python
# This code is strewn with things that are not defined on Python3 (unicode,
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# long, etc) but they are all shielded by version checks. This is also an
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# upstream vendored file that we're not going to modify on our own
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# pylint: disable=undefined-variable
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#
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# Copyright (c) 2010-2024 Benjamin Peterson
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in all
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# copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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# Extracted from https://github.com/benjaminp/six/blob/7d2a0e96602b83cd082896c8c224a87f1efe2111/six.py
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# SPDX-License-Identifier: MIT
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from __future__ import absolute_import, division, print_function
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__metaclass__ = type
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import sys as _sys
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# Useful for very coarse version differentiation.
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PY2 = _sys.version_info[0] == 2
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PY3 = _sys.version_info[0] > 2
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if PY3:
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string_types = (str,)
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integer_types = (int,)
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binary_type = bytes
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text_type = str
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def iteritems(d):
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return d.items()
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from shlex import quote as shlex_quote # pylint: disable=unused-import
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from collections.abc import Mapping, Sequence # pylint: disable=unused-import
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from queue import Empty # pylint: disable=unused-import
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from urllib.parse import quote, urlparse # pylint: disable=unused-import
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else:
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string_types = (basestring,) # noqa: F821, pylint: disable=undefined-variable
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integer_types = (int, long) # noqa: F821, pylint: disable=undefined-variable
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binary_type = str
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text_type = unicode # noqa: F821, pylint: disable=undefined-variable
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def iteritems(d):
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return d.iteritems()
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from pipes import quote as shlex_quote
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from collections import Mapping, Sequence
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from Queue import Empty
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from urllib import quote
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from urlparse import urlparse
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if PY3:
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import builtins as _builtins
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getattr(_builtins, "exec")("""def raise_from(value, from_value):
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try:
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raise value from from_value
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finally:
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value = None
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""")
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else:
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def raise_from(value, from_value):
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raise value
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def add_metaclass(metaclass):
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"""Class decorator for creating a class with a metaclass."""
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def wrapper(cls):
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orig_vars = cls.__dict__.copy()
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slots = orig_vars.get('__slots__')
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if slots is not None:
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if isinstance(slots, str):
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slots = [slots]
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for slots_var in slots:
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orig_vars.pop(slots_var)
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orig_vars.pop('__dict__', None)
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orig_vars.pop('__weakref__', None)
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if hasattr(cls, '__qualname__'):
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orig_vars['__qualname__'] = cls.__qualname__
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return metaclass(cls.__name__, cls.__bases__, orig_vars)
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return wrapper
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