code: def helper_queue_set_joblib(
      root_verify_key, create_queue_cbk
  ) -> None:
      thread_cnt = 3
      repeats = 10
  
      def _kv_cbk(tid: int) -> None:
          queue = create_queue_cbk()
          for _ in range(repeats):
              worker_pool_obj = WorkerPool(
                  name="mypool",
                  image_id=UID(),
                  max_count=0,
                  worker_list=[],
              )
              linked_worker_pool = LinkedObject.from_obj(
                  worker_pool_obj,
                  node_uid=UID(),
                  service_type=SyftWorkerPoolService,
              )
              obj = QueueItem(
                  id=UID(),
                  node_uid=UID(),
                  method="dummy_method",
                  service="dummy_service",
                  args=[],
                  kwargs={},
                  worker_pool=linked_worker_pool,
              )
              for _ in range(10):
                  res = queue.set(
                      root_verify_key, obj, ignore_duplicates=False
                  )
                  if res.is_ok():
                      break
  
              if res.is_err():
                  return res
          return None
  
      errs = Parallel(n_jobs=thread_cnt)(
          delayed(_kv_cbk)(idx) for idx in range(thread_cnt)
      )
  
      for execution_err in errs:
          assert execution_err is None
  
      queue = create_queue_cbk()
      assert len(queue) == thread_cnt * repeats
  
imports: import sys
  from threading import Thread
  from typing import Any
  from joblib import Parallel
  from joblib import delayed
  import pytest
  from syft.service.queue.queue_stash import QueueItem
  from syft.service.worker.worker_pool import WorkerPool
  from syft.service.worker.worker_pool_service import SyftWorkerPoolService
  from syft.store.linked_obj import LinkedObject
  from syft.types.uid import UID
  from .store_fixtures_test import mongo_queue_stash_fn
  from .store_fixtures_test import sqlite_queue_stash_fn
label_desc: Use image node_id 9 for calling a global function with example usage: helper_queue_set_joblib(root_verify_key, create_queue_cbk) and returns: None, res