code: def build_fred(self):
          '''Build a flat recurrent encoder-decoder dialogue model'''
          
          encoder = Encoder(data=self.dataset, config=self.model_config)
          decoder = Decoder(data=self.dataset, config=self.model_config, encoder=encoder)
  
          return EncoderDecoder(config=self.model_config, encoder=encoder, decoder=decoder, num_gpus=self.num_gpus)
          return EncoderDecoder(config=self.model_config, encoder=encoder, decoder=decoderf build_fred(self):
          '''Build a flat recurrent encoder-decoder dialogue model'''
          
          encoder = Encoder(data=self.dataset, config=self.model_config)
          decoder = Decoder(data=self.dataset, config=self.model_config, encoder=encoder)
  
          return EncoderDecoder(config=self.model_config, encoder=encoder, decoder=decoder, num_gpus=self.num_gpus)
          return EncoderDecoder(config=self.model_config, encoder=encoder, decoder=decoder)
docs: Build a flat recurrent encoder-decoder dialogue model