Python: ping网段内所有ip并

__author__ = 'wucl'

import subprocess, re, _thread, queue, time, threading

print('Ping Processing, Please Wait...')

regex=re.compile('最短 = (\d+)ms，最长 = (\d+)ms，平均 = (\d+)ms')
ipPrefix='192.168.1.'
decoding='gbk'

def ping(ip):
    p=subprocess.Popen(['ping.exe',ip],stdout=subprocess.PIPE)
    out=p.stdout.read()
    result=regex.findall(out.decode(decoding))
    if result:
        printQueue.put('%15s    最短=%2dms,最长=%2dms,平均=%2dms' %(ip,int(result[0][0]),int(result[0][1]),int(result[0][2])))
        return (ip,result[0])

def resultPrint(printQueue):
    while True:
        try:
            data=printQueue.get()
        except queue.Empty:
            pass
        else:
            with safeprint:
                print(data)

printQueue=queue.Queue()
safeprint=_thread.allocate_lock()
thread=threading.Thread(target=resultPrint,args=(printQueue,))
thread.daemon=True
thread.start()

waitfor=[]

for i in range(1,255):
    ip=ipPrefix+str(i)
    thread=threading.Thread(target=ping,args=(ip,))
    waitfor.append(thread)
    thread.start()

for thread in waitfor:
    thread.join()

print('Ping End.')
input('Press Enter to quit.')