python 多线程效果演示

import threading
import time
def run(n):
    print("task ",n)
    time.sleep(2)

run(‘t1‘) #task  t1  等待2秒
run(‘t2‘) #task  t2 等待2秒程序结束

import threading
import time
def run(n):
    print("task ",n)
    time.sleep(2)
 
t1 = threading.Thread(target=run,args=("t1",))
t2 = threading.Thread(target=run,args=("t2",))
t1.start() #task  t1
t2.start() #task  t2 等待2秒 程序结束