code: def teletex_search_function(name):
      
  
      if name != 'teletex':
          return None
  
      return codecs.CodecInfo(
          name='teletex',
          encode=TeletexCodec().encode,
          decode=TeletexCodec().decode,
          incrementalencoder=TeletexIncrementalEncoder,
          incrementaldecoder=TeletexIncrementalDecoder,
          streamreader=TeletexStreamReader,
          streamwriter=TeletexStreamWriter,
      )
docs: Search function for teletex codec that is passed to codecs.register()