code: def setUpClass(cls):
      cls.evadb = get_evadb_for_testing()
      cls.evadb.catalog().reset()
      os.environ["ray"] = str(
          cls.evadb.catalog().get_configuration_catalog_value("ray")
      )
  
file_path: evadb/test/app_tests/test_youtube_qa.py
imports: import os
  import subprocess
  import unittest
  from pathlib import Path
  from test.markers import chatgpt_skip_marker
  from test.util import get_evadb_for_testing, shutdown_ray
label_desc: Use image node_id 1 for calling the YoutubeQATest obj's underlying member method code with example usage: obj.setUpClass(cls) without return types