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Python Source  |  2010-05-29  |  984 b   |  39 lines
  1. """ Python 'utf-7' Codec
  2.  
  3. Written by Brian Quinlan (brian@sweetapp.com).
  4. """
  5. import codecs
  6.  
  7. ### Codec APIs
  8.  
  9. encode = codecs.utf_7_encode
  10.  
  11. def decode(input, errors='strict'):
  12.     return codecs.utf_7_decode(input, errors, True)
  13.  
  14. class IncrementalEncoder(codecs.IncrementalEncoder):
  15.     def encode(self, input, final=False):
  16.         return codecs.utf_7_encode(input, self.errors)[0]
  17.  
  18. class IncrementalDecoder(codecs.BufferedIncrementalDecoder):
  19.     _buffer_decode = codecs.utf_7_decode
  20.  
  21. class StreamWriter(codecs.StreamWriter):
  22.     encode = codecs.utf_7_encode
  23.  
  24. class StreamReader(codecs.StreamReader):
  25.     decode = codecs.utf_7_decode
  26.  
  27. ### encodings module API
  28.  
  29. def getregentry():
  30.     return codecs.CodecInfo(
  31.         name='utf-7',
  32.         encode=encode,
  33.         decode=decode,
  34.         incrementalencoder=IncrementalEncoder,
  35.         incrementaldecoder=IncrementalDecoder,
  36.         streamreader=StreamReader,
  37.         streamwriter=StreamWriter,
  38.     )
  39.