code: def get_tempdir(self):
      try:
          flags.FLAGS.test_tmpdir
      except flags.UnparsedFlagAccessError:
          # Need to initialize flags when running `pytest`.
          flags.FLAGS(sys.argv)
      return self.create_tempdir().full_path
  
imports: import os
  import sys
  from absl import flags
  from absl.testing import absltest
  from absl.testing import parameterized
  from ddsp import spectral_ops
  from ddsp.training.data_preparation import prepare_tfrecord_lib
  import numpy
  import scipy.io.wavfile
  import tensorflow.compat.v2
label_desc: Use image node_id 1 for calling the PrepareTFRecordBeamTest obj's underlying member method code with example usage: obj.get_tempdir() and returns: self