subclass.py 文件源码

def main():
  print("Main Process PID: {}".format(multiprocessing.current_process().pid))
  myProcess = MyProcess()
  myProcess.start()
  myProcess.join()

  processes = []

  for i in range(os.cpu_count()):
    process = MyProcess()
    processes.append(process)
    process.start()

  for process in processes:
    process.join()