from threading import Thread import time g_num = 100 def work1(): global g_num for i in range(3): g_num += 1 print("----在work1函数中,g_num 是 %d "%(g_num)) def work2(): global g_num print("在work2中，g_num为 %d "%(g_num)) if __name__ == '__main__': print("---线程创建之前 g_num 是 %d"%(g_num)) t1 = Thread(target=work1) t1.start() t2 = Thread(target=work2) t2.start()
2020-05-07