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