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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 get_total_DOS(self):
 """Return frequency points and total DOS as a tuple. Returns ------- A tuple with (frequency_points, total_dos). frequency_points: ndarray shape=(frequency_sampling_points, ), dtype='double' total_dos: shape=(frequency_sampling_points, ), dtype='double' """


        warnings.warn("Phonopy.get_total_DOS is deprecated. "
                      "Use Phonopy.get_total_dos_dict.", DeprecationWarning)

        dos = self.get_total_dos_dict()

        return dos['frequency_points'], dos['total_dos']