利用局域网进行微信隐私保护，离开公司，pc微信自动结束。

实现的效果为：当手机不在局域网内时，自动结束微信进程，可以防止微信聊天记录被偷窥。前提是手机需要连接wifi

from os import system as run
from os import popen as echo
from time import sleep
from sys import exit
from arrow import now
 
 
def Wechat_onlie():
    for i in echo('tasklist'):
        if 'WeChat.exe' in i:
            return True
    return False
 
 
def Tel_onlie():
    ip = '192.168.0.123'  #手机对应的固定ip地址【在路由器内将手机MAC和IP地址绑定】
    ls = [i.strip() for i in echo('ping /n 2 ' + ip) if len(i) > 1]
    total = ''.join(ls)
    if total.count('TTL=') > 0:  #有 TTL= 字样 表示手机在局域网内
        return True
    return False
 
 
def Count_tel_offline(cishu):  #每3秒钟检测一次，然后返回不在线次数
    n = 0
    for i in range(cishu):
        print(f'第{i+1}次检测...')
        if not Tel_onlie():
            n += 1
        sleep(0.5)
    return n
 
 
if __name__ == '__main__':
    thistime = now().format('YYYY-MM-DD HH:mm')
    jc = 'WeChat.exe 进程'
    if not Wechat_onlie():
        print(f'无 {jc} ，直接退出')
        exit()
    else:
        print(f'有 {jc}')
 
    cishu = 5
    jiance = Count_tel_offline(cishu)
 
    if jiance > 0:  #如果有一次不在线，就结束微信进程
        t = f'{thistime}\t结束微信进程'
        print(t)
        for j in range(3):
            for i in 'Wechat_Browser WeChatPlayer WeChat'.split():
                run(f'taskkill /f /im {i}.exe')