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37 lines
729 B
Python
37 lines
729 B
Python
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# encoding: utf-8
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"""
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This module provides compatibility between Python 2 and 3. Hardly
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anything is used by this project to constitute including `six`_.
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.. _`six`: http://pythonhosted.org/six
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"""
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import sys
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if sys.version_info[0] < 3:
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# Python 2.
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unicode = unicode
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string_types = (basestring,)
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from itertools import izip_longest
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def iterkeys(mapping):
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return mapping.iterkeys()
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else:
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# Python 3.
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unicode = str
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string_types = (unicode,)
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from itertools import zip_longest as izip_longest
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def iterkeys(mapping):
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return mapping.keys()
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try:
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# Python 3.6+.
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from collections.abc import Collection as collection_type
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except ImportError:
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# Python 2.6 - 3.5.
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from collections import Container as collection_type
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