import os
import sys

iplist = list()
ip = '10.67.176.5'
# ip = '172.24.186.191'
ip = 'www.baidu.com'
backinfo =  os.system('ping -c 1 -w 1 %s'%ip) # 实现pingIP地址的功能，-c1指发送报文一次，-w1指等待1秒


if backinfo:
	print ('no')
else:
	iplist.append(ip)
print (iplist)