102 lines
3.2 KiB
Python
102 lines
3.2 KiB
Python
# Copyright (c) 2013 Amazon.com, Inc. or its affiliates. All Rights Reserved
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#
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish, dis-
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# tribute, sublicense, and/or sell copies of the Software, and to permit
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# persons to whom the Software is furnished to do so, subject to the fol-
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# lowing conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all 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
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# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
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# ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
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# SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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# 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
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# IN THE SOFTWARE.
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#
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import sys
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import copy
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import six
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if six.PY3:
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from six.moves import http_client
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class HTTPHeaders(http_client.HTTPMessage):
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pass
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from urllib.parse import quote
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from urllib.parse import unquote
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from urllib.parse import urlsplit
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from urllib.parse import urlunsplit
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from urllib.parse import urljoin
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from urllib.parse import parse_qsl
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from io import IOBase as _IOBase
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file_type = _IOBase
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else:
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from urllib import quote
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from urllib import unquote
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from urlparse import urlsplit
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from urlparse import urlunsplit
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from urlparse import urljoin
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from urlparse import parse_qsl
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from email.message import Message
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file_type = file
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class HTTPHeaders(Message):
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# The __iter__ method is not available in python2.x, so we have
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# to port the py3 version.
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def __iter__(self):
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for field, value in self._headers:
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yield field
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try:
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from collections import OrderedDict
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except ImportError:
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# Python2.6 we use the 3rd party back port.
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from ordereddict import OrderedDict
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if sys.version_info[:2] == (2, 6):
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import simplejson as json
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else:
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import json
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@classmethod
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def from_dict(cls, d):
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new_instance = cls()
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for key, value in d.items():
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new_instance[key] = value
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return new_instance
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@classmethod
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def from_pairs(cls, pairs):
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new_instance = cls()
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for key, value in pairs:
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new_instance[key] = value
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return new_instance
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HTTPHeaders.from_dict = from_dict
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HTTPHeaders.from_pairs = from_pairs
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def copy_kwargs(kwargs):
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"""
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There is a bug in Python versions < 2.6.5 that prevents you
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from passing unicode keyword args (#4978). This function
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takes a dictionary of kwargs and returns a copy. If you are
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using Python < 2.6.5, it also encodes the keys to avoid this bug.
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Oh, and version_info wasn't a namedtuple back then, either!
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"""
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vi = sys.version_info
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if vi[0] == 2 and vi[1] <= 6 and vi[3] < 5:
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copy_kwargs = {}
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for key in kwargs:
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copy_kwargs[key.encode('utf-8')] = kwargs[key]
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else:
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copy_kwargs = copy.copy(kwargs)
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return copy_kwargs
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