快速多線程ping

#!/usr/bin/python
#_*_coding:utf-8_*_
#

'''
名称：快速多线程ping程序
开发：gyhong gyh9711
日期：20:51 2011-04-25
'''
 
import pexpect
import datetime
from threading import Thread

host=["192.168.1.1","192.168.1.123","192.168.2.1",
"192.168.1.1","192.168.1.123","192.168.2.1",
"192.168.1.1","192.168.1.123","192.168.2.1",
"192.168.1.1","192.168.1.123","192.168.2.1",
"192.168.1.1"]
 
report_ok=[]
report_error=[]
class PING(Thread):
   def __init__(self,ip):
      Thread.__init__(self)
      self.ip=ip
   def run(self):
      Curtime = datetime.datetime.now()  
      #Scrtime = Curtime + datetime.timedelta(0,minute,0)
      #print("[%s]主机[%s]" % (Curtime,self.ip))
      ping=pexpect.spawn("ping -c1 %s" % (self.ip))
      check=ping.expect([pexpect.TIMEOUT,"1 packets transmitted, 1 received, 0%         packet loss"],2)
      if check == 0:
         print("[%s] 超时 %s" % (Curtime,self.ip))
      elif check == 1:
         print ("[%s] %s 可达" % (Curtime,self.ip))
      else:
         print("[%s] 主机%s 不可达" % (Curtime,self.ip))

#多线程同时执行
T_thread=[]
for i in host:
t=PING(i)
T_thread.append(t)
for i in range(len(T_thread)):
T_thread[i].start()

#print ("\n=========问题主机情况如下==========\n")
#output(report_error)
#print ("\n=========正常主机情况如下==========\n")
#output(report_ok)