| 1 | """ Generic Python Character Mapping Codec.
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| 2 |
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| 3 | Use this codec directly rather than through the automatic
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| 4 | conversion mechanisms supplied by unicode() and .encode().
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| 5 |
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| 6 |
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| 7 | Written by Marc-Andre Lemburg (mal@lemburg.com).
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| 8 |
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| 9 | (c) Copyright CNRI, All Rights Reserved. NO WARRANTY.
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| 10 |
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| 11 | """#"
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| 12 |
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| 13 | import codecs
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| 14 |
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| 15 | ### Codec APIs
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| 16 |
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| 17 | class Codec(codecs.Codec):
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| 18 |
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| 19 | # Note: Binding these as C functions will result in the class not
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| 20 | # converting them to methods. This is intended.
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| 21 | encode = codecs.charmap_encode
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| 22 | decode = codecs.charmap_decode
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| 23 |
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| 24 | class IncrementalEncoder(codecs.IncrementalEncoder):
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| 25 | def __init__(self, errors='strict', mapping=None):
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| 26 | codecs.IncrementalEncoder.__init__(self, errors)
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| 27 | self.mapping = mapping
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| 28 |
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| 29 | def encode(self, input, final=False):
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| 30 | return codecs.charmap_encode(input, self.errors, self.mapping)[0]
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| 31 |
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| 32 | class IncrementalDecoder(codecs.IncrementalDecoder):
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| 33 | def __init__(self, errors='strict', mapping=None):
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| 34 | codecs.IncrementalDecoder.__init__(self, errors)
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| 35 | self.mapping = mapping
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| 36 |
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| 37 | def decode(self, input, final=False):
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| 38 | return codecs.charmap_decode(input, self.errors, self.mapping)[0]
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| 39 |
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| 40 | class StreamWriter(Codec,codecs.StreamWriter):
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| 41 |
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| 42 | def __init__(self,stream,errors='strict',mapping=None):
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| 43 | codecs.StreamWriter.__init__(self,stream,errors)
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| 44 | self.mapping = mapping
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| 45 |
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| 46 | def encode(self,input,errors='strict'):
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| 47 | return Codec.encode(input,errors,self.mapping)
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| 48 |
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| 49 | class StreamReader(Codec,codecs.StreamReader):
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| 50 |
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| 51 | def __init__(self,stream,errors='strict',mapping=None):
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| 52 | codecs.StreamReader.__init__(self,stream,errors)
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| 53 | self.mapping = mapping
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| 54 |
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| 55 | def decode(self,input,errors='strict'):
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| 56 | return Codec.decode(input,errors,self.mapping)
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| 57 |
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| 58 | ### encodings module API
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| 59 |
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| 60 | def getregentry():
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| 61 | return codecs.CodecInfo(
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| 62 | name='charmap',
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| 63 | encode=Codec.encode,
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| 64 | decode=Codec.decode,
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| 65 | incrementalencoder=IncrementalEncoder,
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| 66 | incrementaldecoder=IncrementalDecoder,
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| 67 | streamwriter=StreamWriter,
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| 68 | streamreader=StreamReader,
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| 69 | )
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