from threading import Thread
from multiprocessing import Process
import os
 
def work(name):
    print('{}的pid是'.format(name), os.getpid())
 
if __name__ == '__main__':
    # part1:在主程序下開啟多個執行緒,每個執行緒都跟主程序的pid一樣
    t1 = Thread(target=work,args=("thread1",))
    t2 = Thread(target=work,args=("
 
thread2",))
    t1.start()
    t2.start()
    print('主執行緒/主程序pid', os.getpid())
 
    # part2:開多個程序,每個程序都有不同的pid
    p1 = Process(target=work,args=("progress1",))
    p2 = Process(target=work,args=("progress2",))
    p1.start()
    p2.start()
    print('主執行緒/主程序pid', os.getpid())

macname@MacdeMacBook-Pro py % python3 cccccc.py
thread1的pid是 
 
78870
thread2的pid是 78870
主執行緒/主程序pid 78870
主執行緒/主程序pid 78870
progress1的pid是 78871
progress2的pid是 78872
macname@MacdeMacBook-Pro py %