python修改操作系统时间的方法

#-*- coding:utf-8 -*-
import socket
import struct
import time
import win32api
TimeServer = '210.72.145.44' #国家授时中心ip
Port = 123
def getTime():
 TIME_1970 = 2208988800L
 client = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
 data = 'x1b' + 47 * ''
 client.sendto(data, (TimeServer, Port))
 data, address = client.recvfrom(1024)
 data_result = struct.unpack('!12I', data)[10]
 data_result -= TIME_1970
 return data_result
def setSystemTime():
 tm_year, tm_mon, tm_mday, tm_hour, tm_min, tm_sec, tm_wday, tm_yday, tm_isdst = time.gmtime(getTime())
 win32api.SetSystemTime(tm_year, tm_mon, tm_wday, tm_mday, tm_hour, tm_min, tm_sec, 0)
 print "Set System OK!"
if __name__ == '__main__':
 setSystemTime()
 print "%d-%d-%d %d:%d:%d" % time.localtime(getTime())[:6]