code: def test_acquire_when_multiprocessing_pool_can_initialize():
      """Verify successful importing of hardware semaphore support.
  
      Mock the behaviour of a platform that has a hardware sem_open
      implementation, and then attempt to initialize a multiprocessing
      Pool object.
  
      This simulates the behaviour on most common platforms.
      """
      with mock.patch("multiprocessing.Pool") as pool:
          result = checker._try_initialize_processpool(2, [])
  
      pool.assert_called_once_with(2, checker._mp_init, initargs=([],))
      assert result is pool.return_value
  
imports: from __future__ import annotations
  import importlib.metadata
  import sys
  from unittest import mock
  import pytest
  from flake8 import checker
  from flake8.plugins import finder
  from flake8.processor import FileProcessor
label_desc: Use image node_id 15 for calling a global function with example usage: test_acquire_when_multiprocessing_pool_can_initialize() without return types