code: def test_picklability(self):
      transform = AddShortNoises(
          sounds_path=os.path.join(DEMO_DIR, "short_noises"), p=1.0
      )
      pickled = pickle.dumps(transform)
      unpickled = pickle.loads(pickled)
      assert transform.sound_file_paths == unpickled.sound_file_paths
  
imports: import json
  import os
  import pickle
  import random
  import numpy
  import pytest
  from numpy.testing import assert_array_equal, assert_array_almost_equal
  from audiomentations import AddShortNoises, PolarityInversion
  from audiomentations.core.transforms_interface import MultichannelAudioNotSupportedException
  from audiomentations.core.utils import calculate_rms
  from demo.demo import DEMO_DIR
label_desc: Use image node_id 10 for calling the TestAddShortNoises obj's underlying member method code with example usage: obj.test_picklability() without return types