code: def _query_tarfile(
      self, ext, dtype, sample_rate, num_channels, num_frames
  ):
      audio_path = self._gen_file(
          ext, dtype, sample_rate, num_channels, num_frames
      )
      audio_file = os.path.basename(audio_path)
      archive_path = self.get_temp_path("archive.tar.gz")
      with tarfile.TarFile(archive_path, "w") as tarobj:
          tarobj.add(audio_path, arcname=audio_file)
      format_ = ext if ext in ["mp3"] else None
      with tarfile.TarFile(archive_path, "r") as tarobj:
          fileobj = tarobj.extractfile(audio_file)
          return self._info(fileobj, format_)
  
imports: import io
  import itertools
  import os
  import pathlib
  import tarfile
  from contextlib import contextmanager
  from functools import partial
  from parameterized import parameterized
  from torchaudio._backend.utils import get_info_func
  from torchaudio._internal import module_utils
  from torchaudio.utils.sox_utils import get_buffer_size, set_buffer_size
  from torchaudio_unittest.backend.common import get_bits_per_sample, get_encoding
  from torchaudio_unittest.backend.dispatcher.sox.common import name_func
  from torchaudio_unittest.common_utils import get_asset_path, get_wav_data, HttpServerMixin, PytorchTestCase, save_wav, skipIfNoExec, skipIfNoFFmpeg, skipIfNoModule, sox_utils, TempDirMixin
label_desc: Use image node_id 3 for calling the TestFileObject obj's underlying member method code with example usage: obj._query_tarfile(ext, dtype, sample_rate, num_channels, num_frames) and returns: self