code: def _get_mock_path(
      ext: str,
      dtype: str,
      sample_rate: int,
      num_channels: int,
      num_frames: int,
  ):
      return f"{dtype}_{sample_rate}_{num_channels}_{num_frames}.{ext}"
  
imports: import os
  import tarfile
  from unittest.mock import patch
  import torch
  from parameterized import parameterized
  from torchaudio._internal import module_utils
  from torchaudio.backend import soundfile_backend
  from torchaudio_unittest.common_utils import get_wav_data, load_wav, normalize_wav, PytorchTestCase, save_wav, skipIfNoModule, TempDirMixin
  from .common import dtype2subtype, parameterize, skipIfFormatNotSupported
label_desc: Use image node_id 1 for calling a global function with example usage: _get_mock_path(ext, dtype, sample_rate, num_channels, num_frames) and returns: dtype, str, sample_rate, str, num_channels, str, num_frames, str, ext