code: def test_local_worker_co(self):
      tmpfile = os.path.join(
          tempfile.gettempdir(), "tmpfile" + str(uuid.uuid4()) + ".txt"
      )
  
      random_str = str(uuid.uuid4())
      with open(tmpfile, "w") as f:
          f.write(random_str)
  
      # with get_local_queue_lock():
      with stubtest_worker(
          self,
          experiment_name="test_local_worker_co" + str(uuid.uuid4()),
          runner_args=["--capture-once=" + tmpfile + ":f"],
          config_name="test_config.yaml",
          test_script="art_hello_world.py",
          script_args=[],
          expected_output=random_str,
      ):
          pass
  
imports: import unittest
  import os
  import shutil
  import tempfile
  import uuid
  import subprocess
  import time
  from timeout_decorator import timeout
  import traceback
  import numpy
  import glob
  from studio import model
  from studio.util import logs
  from studio.queues.local_queue import LocalQueue, get_local_queue_lock
  from studio.util.util import sixdecode, retry
  from studio.extra_util import has_aws_credentials
  from env_detect import on_gcp, on_aws
label_desc: Use image node_id 5 for calling the LocalWorkerTest obj's underlying member method code with example usage: obj.test_local_worker_co() without return types