code: def setUp(self):
      self.evadb = get_evadb_for_testing()
      # reset the catalog manager before running each test
      self.evadb.catalog().reset()
      self.video_file_path = create_sample_video()
      self.multiple_video_file_path = (
          f"{EvaDB_ROOT_DIR}/data/sample_videos/1"
      )
      self.s3_download_dir = (
          self.evadb.catalog().get_configuration_catalog_value(
              "s3_download_dir"
          )
      )
  
      """Mocked AWS Credentials for moto."""
      os.environ["AWS_ACCESS_KEY_ID"] = "testing"
      os.environ["AWS_SECRET_ACCESS_KEY"] = "testing"
      os.environ["AWS_SECURITY_TOKEN"] = "testing"
      os.environ["AWS_SESSION_TOKEN"] = "testing"
      os.environ["AWS_DEFAULT_REGION"] = "us-east-1"
  
      try_to_import_moto()
      from moto import mock_s3
  
      self.mock_s3 = mock_s3()
      self.mock_s3.start()
      import boto3
  
      self.s3_client = boto3.client("s3")
  
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 1 for calling the S3LoadExecutorTest obj's underlying member method code with example usage: obj.setUp() without return types