59 lines
1.6 KiB
Python
59 lines
1.6 KiB
Python
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"""Codec for quoted-printable encoding.
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Like base64 and rot13, this returns Python strings, not Unicode.
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"""
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import codecs, quopri
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try:
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from cStringIO import StringIO
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except ImportError:
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from StringIO import StringIO
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def quopri_encode(input, errors='strict'):
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"""Encode the input, returning a tuple (output object, length consumed).
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errors defines the error handling to apply. It defaults to
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'strict' handling which is the only currently supported
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error handling for this codec.
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"""
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assert errors == 'strict'
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f = StringIO(input)
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g = StringIO()
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quopri.encode(f, g, 1)
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output = g.getvalue()
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return (output, len(input))
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def quopri_decode(input, errors='strict'):
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"""Decode the input, returning a tuple (output object, length consumed).
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errors defines the error handling to apply. It defaults to
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'strict' handling which is the only currently supported
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error handling for this codec.
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"""
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assert errors == 'strict'
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f = StringIO(input)
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g = StringIO()
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quopri.decode(f, g)
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output = g.getvalue()
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return (output, len(input))
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class Codec(codecs.Codec):
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def encode(self, input,errors='strict'):
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return quopri_encode(input,errors)
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def decode(self, input,errors='strict'):
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return quopri_decode(input,errors)
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class StreamWriter(Codec, codecs.StreamWriter):
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pass
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class StreamReader(Codec,codecs.StreamReader):
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pass
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# encodings module API
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def getregentry():
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return (quopri_encode, quopri_decode, StreamReader, StreamWriter)
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