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 * '\0'
  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]