49 lines
1.5 KiB
Python
49 lines
1.5 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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#
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# Urwid python compatibility definitions
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# Copyright (C) 2011 Ian Ward
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# Urwid web site: http://excess.org/urwid/
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import sys
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try: # python 2.4 and 2.5 compat
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bytes = bytes
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except NameError:
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bytes = str
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PYTHON3 = sys.version_info > (3, 0)
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# for iterating over byte strings:
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# ord2 calls ord in python2 only
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# chr2 converts an ordinal value to a length-1 byte string
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# B returns a byte string in all supported python versions
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# bytes3 creates a byte string from a list of ordinal values
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if PYTHON3:
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ord2 = lambda x: x
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chr2 = lambda x: bytes([x])
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B = lambda x: x.encode('iso8859-1')
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bytes3 = bytes
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else:
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ord2 = ord
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chr2 = chr
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B = lambda x: x
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bytes3 = lambda x: bytes().join([chr(c) for c in x])
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