code: def test_loudness(tmp_path, filename, url, expected):
      zippath = tmp_path / filename
      torch.hub.download_url_to_file(url, zippath, progress=False)
      with zipfile.ZipFile(zippath) as file:
          file.extractall(zippath.parent)
  
      waveform, sample_rate = torchaudio.load(
          zippath.with_suffix(".wav")
      )
      loudness = F.loudness(waveform, sample_rate)
      expected = torch.tensor(
          expected, dtype=loudness.dtype, device=loudness.device
      )
      assert torch.allclose(loudness, expected, rtol=0.01, atol=0.1)
  
imports: import zipfile
  import pytest
  import torch
  import torchaudio
  import torchaudio.functional
label_desc: Use image node_id 1 for calling a global function with example usage: test_loudness(tmp_path, filename, url, expected) without return types