Python ping temp file

PyPing.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# @Time    : 2017/6/29 下午6:33
# @Auth    : fiht
# @File    : PyPing.py
# @Purpose : Python Ping

import platform
import subprocess


def ping_and_print(host):
    def ping():
        """
        Returns True if host responds to a ping request
        """

        # Ping parameters as function of OS
        ping_str = "-n 1" if platform.system().lower() == "windows" else "-c 1"
        args = "ping " + " " + ping_str + " " + host
        need_sh = False if platform.system().lower() == "windows" else True

        # Ping
        return subprocess.call(args, shell=need_sh, stdout=subprocess.PIPE) == 0
    print 'enter %s'%host
    response = ping()
    if response == 0:
        print '%s is alive!' % host
    else:
        print '%s is die!' % host


def ping_single_thread(ip_list):
    for ip in ip_list:
        ping_and_print(ip)


def ping_multi_thread(ip_list, thread_num):
    import Queue
    import threading

    def my_ping():
        while my_que.not_empty:  # 队列空了没有？
            ip = my_que.get()  # pop an item
            ping_and_print(ip)

    my_que = Queue.Queue()
    for i in ip_list: my_que.put(i)
    t_list = [threading.Thread(target=my_ping) for i in range(thread_num)]
    for t in t_list:
        t.start()


def ping_multi_thread_use_pool(ip_list, thread_num=10):
    from multiprocessing.dummy import Pool as ThreadPool
    pool = ThreadPool(processes=thread_num)
    pool.map(ping_and_print, ip_list)
    pool.close()
    pool.join()


if __name__ == '__main__':
    ips = ['202.194.14.%s' % i for i in range(1, 255)]
    # ping_single_thread(ips)
    # ping_multi_thread(ips, 10)
    # ping_multi_thread_use_pool(ips)
    pass