Python 发送键盘

wshe = wsh.Exec(execpath)
pid = wshe.ProcessID
except:
print "ConfigParser faile"
sys.exit(1)
if pid != "":
wsh.AppActivate(pid)
time.sleep(splashsec)
wsh.SendKeys("{ENTER}")
time.sleep(languagesec)
wsh.SendKeys("%n")
#time.sleep(itemsec)
wsh.SendKeys("%a")
#time.sleep(itemsec)
wsh.SendKeys("%n")
#time.sleep(itemsec)
wsh.SendKeys(sn)
#time.sleep(itemsec)
wsh.SendKeys(id)
wsh.SendKeys("%n")
time.sleep(itemsec)
wsh.SendKeys("%s")
time.sleep(itemsec)
wsh.SendKeys("%n")
time.sleep(itemsec)
wsh.SendKeys("%n")
time.sleep(itemsec)
wsh.SendKeys(installpath)
wsh.SendKeys("%n")
time.sleep(itemsec)
wsh.SendKeys("%n")
wsh.SendKeys("%n")