mirror of
https://github.com/Sei-Lisa/LSL-PyOptimizer
synced 2024-11-21 14:18:57 -07:00
85 lines
2.8 KiB
Python
85 lines
2.8 KiB
Python
# (C) Copyright 2015-2019 Sei Lisa. All rights reserved.
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#
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# This file is part of LSL PyOptimizer.
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#
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# LSL PyOptimizer is free software: you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# LSL PyOptimizer 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
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with LSL PyOptimizer. If not, see <http://www.gnu.org/licenses/>.
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# String <-> Bytes conversion and output utilities
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import sys
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if sys.hexversion >= 0x3000000:
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unicode = str
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unichr = chr
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def str2u(s, enc=None):
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"""Convert a native Python3 str to Unicode. This is a NOP."""
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return s
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def str2b(s, enc=None):
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"""Convert a native Python3 str to bytes, with the given encoding."""
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return s.encode(enc if type(enc) == str
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else getattr(enc, 'encoding', 'utf8'),
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'backslashreplace')
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def u2str(s, enc=None):
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"""Convert a Unicode string to native Python 3 str. This is a NOP."""
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return s
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def b2str(s, enc=None):
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"""Convert a Bytes string to native Python 3 str."""
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return s.decode(getattr(enc, 'encoding', enc) or 'utf8',
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'backslashreplace')
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else:
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def str2u(s, enc=None):
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"""Convert a native Python2 str to Unicode."""
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return s.decode(getattr(enc, 'encoding', enc) or 'utf8',
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'backslashreplace')
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def str2b(s, enc=None):
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"""Convert a native Python2 str to bytes. This is a NOP."""
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return s
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def u2str(s, enc=None):
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"""Convert a Unicode string to native Python 2 str."""
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return s.encode(enc if type(enc) == str
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else getattr(enc, 'encoding', 'utf8'),
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'backslashreplace')
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def b2str(s, enc=None):
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"""Convert a Bytes string to native Python 2 str. This is a NOP."""
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return s
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def b2u(s, enc=None):
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"""Bytes to Unicode"""
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return str2u(b2str(s, enc), enc)
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def u2b(s, enc=None):
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"""Unicode to Bytes"""
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return u2str(str2b(s, enc), enc)
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def any2b(s, enc=None):
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"""Bytes or Unicode to Bytes"""
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return s if type(s) == bytes else u2b(s, enc)
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def any2u(s, enc=None):
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"""Bytes or Unicode to Unicode"""
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return s if type(s) == unicode else b2u(s, enc)
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def werr(s):
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"""Write any string to stderr"""
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sys.stderr.write(any2u(s, sys.stderr))
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def wout(s):
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"""Write any string to stdout"""
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sys.stdout.write(any2u(s, sys.stdout))
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