code: def setup_method(self, method):
      self.batch_client = BatchClientHook(
          aws_conn_id="airflow_test", region_name=AWS_REGION
      )
      # We're mocking all actual AWS calls and don't need a connection. This
      # avoids an Airflow warning about connection cannot be found.
      self.batch_client.get_connection = lambda _: None
  
imports: from __future__ import annotations
  import logging
  import time
  from unittest import mock
  import botocore.exceptions
  import pytest
  from airflow.exceptions import AirflowException
  from airflow.providers.amazon.aws.hooks.batch_client import BatchClientHook
  from airflow.providers.amazon.aws.utils.task_log_fetcher import AwsTaskLogFetcher
label_desc: Use image node_id 1 for calling the TestBatchClientDelays obj's underlying member method code with example usage: obj.setup_method(method) without return types