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47 lines
1.3 KiB
47 lines
1.3 KiB
3 years ago
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#
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# This file is part of pyasn1 software.
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#
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# Copyright (c) 2005-2019, Ilya Etingof <etingof@gmail.com>
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# License: http://snmplabs.com/pyasn1/license.html
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#
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from sys import version_info
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if version_info[0] <= 2:
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int2oct = chr
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# noinspection PyPep8
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ints2octs = lambda s: ''.join([int2oct(x) for x in s])
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null = ''
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oct2int = ord
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# TODO: refactor to return a sequence of ints
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# noinspection PyPep8
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octs2ints = lambda s: [oct2int(x) for x in s]
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# noinspection PyPep8
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str2octs = lambda x: x
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# noinspection PyPep8
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octs2str = lambda x: x
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# noinspection PyPep8
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isOctetsType = lambda s: isinstance(s, str)
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# noinspection PyPep8
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isStringType = lambda s: isinstance(s, (str, unicode))
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# noinspection PyPep8
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ensureString = str
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else:
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ints2octs = bytes
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# noinspection PyPep8
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int2oct = lambda x: ints2octs((x,))
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null = ints2octs()
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# noinspection PyPep8
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oct2int = lambda x: x
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# noinspection PyPep8
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octs2ints = lambda x: x
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# noinspection PyPep8
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str2octs = lambda x: x.encode('iso-8859-1')
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# noinspection PyPep8
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octs2str = lambda x: x.decode('iso-8859-1')
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# noinspection PyPep8
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isOctetsType = lambda s: isinstance(s, bytes)
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# noinspection PyPep8
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isStringType = lambda s: isinstance(s, str)
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# noinspection PyPep8
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ensureString = bytes
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