code: def raise_ffmpy_runtime_exception(*args, **kwargs):
      raise ffmpy.FFRuntimeError("", "", "", "")
  
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 2 for calling the TestVideoProcessing obj's underlying member method code with example usage: obj.raise_ffmpy_runtime_exception() without return types