code: def test_libritts_path(self):
      dataset = LIBRITTS(Path(self.root_dir))
      self._test_libritts(dataset)
  
file_path: audio/test/torchaudio_unittest/datasets/libritts_test.py
imports: import os
  from pathlib import Path
  from torchaudio.datasets.libritts import LIBRITTS
  from torchaudio_unittest.common_utils import get_whitenoise, normalize_wav, save_wav, TempDirMixin, TorchaudioTestCase
label_desc: Use image node_id 4 for calling the TestLibriTTS obj's underlying member method code with example usage: obj.test_libritts_path() without return types