code: def _wav_obj_to_samples(wav_obj):
      """Read a `tarfile.ExFileObject`."""
      (
          sample_rate,
          samples,
      ) = tfds.core.lazy_imports.scipy.io.wavfile.read(
          io.BytesIO(wav_obj.read())
      )
      return samples, sample_rate
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import collections
  import datetime
  import io
  import os
  import textwrap
  import numpy
  from tensorflow_datasets.core.utils.lazy_imports_utils import tensorflow
  import tensorflow_datasets.public_api
label_desc: Use image node_id 2 for calling a global function with example usage: _wav_obj_to_samples(wav_obj) and returns: samples,  sample_rate