code: def get_mock_dataset_fr(
      root_dir, ext_audio
  ) -> Tuple[Tensor, int, Dict[str, str]]:
      """
      prepares french mocked dataset
      """
      return get_mock_dataset(
          root_dir, _FR_TRAIN_CSV_CONTENTS, ext_audio
      )
  
imports: import csv
  import os
  from pathlib import Path
  from typing import Dict, Tuple
  from torch import Tensor
  from torchaudio.datasets import COMMONVOICE
  from torchaudio_unittest.common_utils import get_whitenoise, normalize_wav, save_wav, TempDirMixin, TorchaudioTestCase
label_desc: Use image node_id 3 for calling a global function with example usage: get_mock_dataset_fr(root_dir, ext_audio) and returns: get_mock_dataset