code: def test_actual_proc():
      phase_process = Process(target=task_function)
      # phase_process.daemon = True
      phase_process.start()
      phase_process.join()
      assert phase_process.exitcode == 0
  
imports: import torch
  from torch.multiprocessing import Process
  import nvidia.dali
label_desc: Use image node_id 2 for calling a global function with example usage: test_actual_proc() without return types