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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def decode(self, ids):
 """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. """

    _, tmp_file_path = tempfile.mkstemp()
    wavfile.write(tmp_file_path, self._sample_rate, np.asarray(ids))
    return tmp_file_path