code: def test_video_conversion_returns_original_video_if_fails(
      self, mock_run, test_file_dir
  ):
      with tempfile.NamedTemporaryFile(
          suffix="out.avi", delete=False
      ) as tmp_not_playable_vid:
          shutil.copy(
              str(test_file_dir / "bad_video_sample.mp4"),
              tmp_not_playable_vid.name,
          )
          playable_vid = processing_utils.convert_video_to_playable_mp4(
              tmp_not_playable_vid.name
          )
          # If the conversion succeeded it'd be .mp4
          assert Path(playable_vid).suffix == ".avi"
  
imports: import os
  import shutil
  import tempfile
  from copy import deepcopy
  from pathlib import Path
  from unittest.mock import patch
  import ffmpy
  import numpy
  import pytest
  from gradio_client import media_data
  from PIL import Image, ImageCms
  from gradio import processing_utils, utils
label_desc: Use image node_id 5 for calling the TestVideoProcessing obj's underlying member method code with example usage: obj.test_video_conversion_returns_original_video_if_fails(mock_run, test_file_dir) without return types