'''
about what
'''
import multiprocessing

import time


def func(arg):
    pname = multiprocessing.current_process().name
    pid = multiprocessing.current_process().pid
    print("当前进程ID=%d,name=%s" % (pid, pname))

    # while True:
    #     print(arg)
    #     time.sleep(1)
    #     pass

    for i in range(5):
        print(arg)
        time.sleep(1)

    pass


if __name__ == "__main__":
    pname = multiprocessing.current_process().name
    pid = multiprocessing.current_process().pid
    print("当前进程ID=%d,name=%s" % (pid, pname))

    p = multiprocessing.Process(target=func, args=("hello",))
    # p = multiprocessing.Process(target=func,name="劳资的队伍",args=("hello",))
    p.daemon = True  # 设为【守护进程】（随主进程的结束而结束）
    p.start()

    while True:
        print("子进程是否活着？", p.is_alive())
        time.sleep(1)
        pass

    print("main over")