Python多线程-事件

Posted 2020-10-18 Sch01aR#

线程事件用于线程控制线程，线程事件的初始值为False

set：将线程事件的值设为True

clear：将线程事件的值设为False

# -*- coding:utf-8 -*-
__author__ = "MuT6 Sch01aR"

import threading
import time

event = threading.Event()

def MyEvent():
    count = 1
    event.set()
    while True:
        if count >5 and count <10:
            event.clear() #清空标志位
            print("Event Have Been Clean!")
        elif count >10:
            event.set() #设置标志位
            count = 0
            print("Event Have Been Set!")
        else:
            print("This is a event test!")
        time.sleep(1)
        count +=1

def MyEvent_Test():
    while True:
        if event.is_set(): #如果标志位被设置
            print("[The Event Is Set]")
            time.sleep(1)
        else:
            print("[The Event Isn‘t Set]")
            event.wait() #等待标志位被设置
            print("The Event Been Set Again")

Event_1 = threading.Thread(target=MyEvent)
Event_1.start()

Event_2 = threading.Thread(target=MyEvent_Test)
Event_2.start()