code: def tearDown(self):
      shutdown_ray()
  
      file_remove("MyVideo/dummy.avi", parent_dir=self.s3_download_dir)
  
      for file in os.listdir(self.multiple_video_file_path):
          file_remove(
              f"MyVideos/{file}", parent_dir=self.s3_download_dir
          )
  
      self.mock_s3.stop()
  
file_path: evadb/test/integration_tests/long/test_s3_load_executor.py
imports: import os
  import unittest
  from pathlib import Path
  from test.util import create_dummy_batches, create_sample_video, file_remove, get_evadb_for_testing, shutdown_ray
  import pandas
  import pytest
  from evadb.configuration.constants import EvaDB_ROOT_DIR
  from evadb.models.storage.batch import Batch
  from evadb.parser.types import FileFormatType
  from evadb.server.command_handler import execute_query_fetch_all
  from evadb.utils.generic_utils import try_to_import_moto
label_desc: Use image node_id 4 for calling the S3LoadExecutorTest obj's underlying member method code with example usage: obj.tearDown() without return types