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abb02e5994
of tuple) that provides incremental decoders and encoders (a way to use stateful codecs without the stream API). Functions codecs.getincrementaldecoder() and codecs.getincrementalencoder() have been added.
49 lines
1.3 KiB
Python
49 lines
1.3 KiB
Python
""" Python 'undefined' Codec
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This codec will always raise a ValueError exception when being
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used. It is intended for use by the site.py file to switch off
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automatic string to Unicode coercion.
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Written by Marc-Andre Lemburg (mal@lemburg.com).
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(c) Copyright CNRI, All Rights Reserved. NO WARRANTY.
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"""
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import codecs
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### Codec APIs
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class Codec(codecs.Codec):
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def encode(self,input,errors='strict'):
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raise UnicodeError("undefined encoding")
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def decode(self,input,errors='strict'):
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raise UnicodeError("undefined encoding")
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class IncrementalEncoder(codecs.IncrementalEncoder):
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def encode(self, input, final=False):
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raise UnicodeError("undefined encoding")
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class IncrementalDecoder(codecs.IncrementalDecoder):
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def decode(self, input, final=False):
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raise UnicodeError("undefined encoding")
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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 codecs.CodecInfo(
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name='undefined',
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encode=Codec().encode,
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decode=Codec().decode,
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incrementalencoder=IncrementalEncoder,
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incrementaldecoder=IncrementalDecoder,
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streamwriter=StreamWriter,
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streamreader=StreamReader,
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)
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