Kill Quicktimeshim

import subprocess
import os
cmd = 'WMIC PROCESS get Caption,Commandline,Processid'
proc = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE)
mayaPids = []
for line in proc.stdout:
    procInfo = " ".join(line.split()).split(' ')
    if procInfo[0].find('quicktime')>-1:
        os.system('taskkill /f /PID '+str(procInfo[-1]))