day10_python多线程

#如何创建线程
 def f1(arg):
     print(arg)
 import threading


 # for i in range(10):
 #     t=threading.Thread(target=f1,args=(i,))
 #     t.start()


 t=threading.Thread(target=f1,args=(123,))
 t.start()
 f1(456)