#!/usr/bin/python

_coding:utf-8_
#
'''
名稱：快速多線程ping程序
'''
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]主機[%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] 超時 %s" % (Curtime,self.ip))

    elif check == 1:
        print ("[%s] %s 可達" % (Curtime,self.ip))

    else:
        print("[%s] 主機%s 不可達" % (Curtime,self.ip))



多線程同時執行
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=========問題主機情況如下==========\n")
output(report_error)
print ("\n=========正常主機情況如下==========\n")
output(report_ok)
執行結果：
administrator@nagios:/win/pexpect$ ./ping.py
[2014-04-25 21:30:22.126981] 192.168.1.1 可達
[2014-04-25 21:30:22.148376] 192.168.1.1 可達
[2014-04-25 21:30:22.179846] 192.168.1.1 可達
[2014-04-25 21:30:22.203691] 192.168.1.1 可達
[2014-04-25 21:30:22.227696] 192.168.2.1 可達
[2014-04-25 21:30:22.134049] 超時 192.168.1.123
[2014-04-25 21:30:22.145610] 超時 192.168.2.1
[2014-04-25 21:30:22.157558] 超時 192.168.1.123
[2014-04-25 21:30:22.167898] 超時 192.168.2.1
[2014-04-25 21:30:22.197572] 超時 192.168.1.123
[2014-04-25 21:30:22.202430] 超時 192.168.2.1
[2014-04-25 21:30:22.215561] 超時 192.168.1.123
[2014-04-25 21:30:22.229952] 超時 192.168.1.1</pre>