from multiprocessing import Process num = 100 def f1(): global num num = 3 print('子进程中的num',num) print('>>>>>',num) if __name__ == '__main__': p = Process(target=f1,) p.start() p.join() print('主进程中的num',num)
from multiprocessing import Process num = 100 def f1(): global num num = 3 print('子进程中的num',num) print('>>>>>',num) if __name__ == '__main__': p = Process(target=f1,) p.start() p.join() print('主进程中的num',num)