关闭QQ的脚本

import os
import sys
import re
os.system("Tasklist/SVC>w.txt")
f=open(r"w.txt","r")
s=f.read()
exe1="QQ.exe"
pat=exe1+r"\s+(\d+)"
r=re.findall(pat,s)
for rr in r:
	os.system("taskkill /f /pid "+rr)