python test online

# -*- coding: utf-8 -*-
import subprocess
import re
import time

def check_online(ip_address):
          p = subprocess.Popen(["ping.exe", ip_address], stdin = subprocess.PIPE, stdout = subprocess.PIPE, stderr = subprocess.PIPE, shell = True)
          out = p.stdout.read().decode('gbk')
          print(out)
          print(" ")
          
          reg_receive = 'TTL=dd'
          #reg_receive = "已接收 = d"
          match_receive = re.search(reg_receive, out)
          receive_count = -1
          ConnectFail='NetworkUnreachable'
          if match_receive:
              receive_count = int(match_receive.group()[4:])
              #print(match_receive.group())
          if receive_count > 0:    #接受到的反馈大于0，表示网络通
              print("*"*40)
              print('Network Reachable!')
              print("*"*40)
              print(" ")
              return 1
              
              
          else:
              print("*"*40)
              print('Connect Fail!')
              print("*"*40)
              print(" ")
              return 0
              #time.sleep(10)
              #check_online(ip_address)
              
         
     
         


if __name__ == '__main__':
     ping_result = check_online("192.168.58.123")