code: def check_for_pytest():
      """We check for spawn by ensuring subprocess doesn't have modules only
      parent process should have:
      """
      import sys
  
      return "FAKE_MODULE_FOR_TEST" in sys.modules
  
imports: from __future__ import annotations
  import multiprocessing
  import pickle
  import sys
  from concurrent.futures import ProcessPoolExecutor
  from operator import add
  import pytest
  import dask
  from dask import compute, delayed
  from dask.multiprocessing import _dumps, _loads, get, get_context, remote_exception
  from dask.system import CPU_COUNT
  from dask.utils_test import inc
label_desc: Use image node_id 21 for calling a global function with example usage: check_for_pytest() and returns: unknown