generic python character mapping codec use this codec directly rather than through the automatic conversion mechanisms supplied by unicode and encode written by marcandre lemburg mallemburg com c cnri no warranty codec apis note binding these as c functions will result in the class not converting them to methods this is intended encodings module api codec apis note binding these as c functions will result in the class not converting them to methods this is intended encodings module api
import codecs



class Codec(codecs.Codec):

    
    
    encode = codecs.charmap_encode
    decode = codecs.charmap_decode

class IncrementalEncoder(codecs.IncrementalEncoder):
    def __init__(self, errors='strict', mapping=None):
        codecs.IncrementalEncoder.__init__(self, errors)
        self.mapping = mapping

    def encode(self, input, final=False):
        return codecs.charmap_encode(input, self.errors, self.mapping)[0]

class IncrementalDecoder(codecs.IncrementalDecoder):
    def __init__(self, errors='strict', mapping=None):
        codecs.IncrementalDecoder.__init__(self, errors)
        self.mapping = mapping

    def decode(self, input, final=False):
        return codecs.charmap_decode(input, self.errors, self.mapping)[0]

class StreamWriter(Codec,codecs.StreamWriter):

    def __init__(self,stream,errors='strict',mapping=None):
        codecs.StreamWriter.__init__(self,stream,errors)
        self.mapping = mapping

    def encode(self,input,errors='strict'):
        return Codec.encode(input,errors,self.mapping)

class StreamReader(Codec,codecs.StreamReader):

    def __init__(self,stream,errors='strict',mapping=None):
        codecs.StreamReader.__init__(self,stream,errors)
        self.mapping = mapping

    def decode(self,input,errors='strict'):
        return Codec.decode(input,errors,self.mapping)



def getregentry():
    return codecs.CodecInfo(
        name='charmap',
        encode=Codec.encode,
        decode=Codec.decode,
        incrementalencoder=IncrementalEncoder,
        incrementaldecoder=IncrementalDecoder,
        streamwriter=StreamWriter,
        streamreader=StreamReader,
    )