code: def decode(self, ids):
      
      _, tmp_file_path = tempfile.mkstemp()
      wavfile.write(tmp_file_path, self._sample_rate, np.asarray(ids))
      return tmp_file_path
docs: Transform a sequence of float32 into a waveform.
  
      Args:
        ids: list of integers to be converted.
  
      Returns:
        Path to the temporary file where the waveform was saved.
  
      Raises:
        ValueError: if the ids are not of the appropriate size.