python的多线程示例
发布时间:2020-05-24 23:22:49 所属栏目:Python 来源:互联网
导读:python的多线程示例
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下面是脚本之家 jb51.cc 通过网络收集整理的代码片段。 脚本之家小编现在分享给大家,也给大家做个参考。 #!/usr/bin/env python
import subprocess
from threading import Thread
from Queue import Queue
num_threads = 3
ips = ['127.0.0.1','10.103.13.156','10.103.13.145']
q = Queue()
def pingme(i,queue):
while True:
ip = queue.get()
print 'Thread %s pinging %s ' % (i,ip)
ret = subprocess.call('ping -c 1 %s' % ip,shell=True,stdout=open('/dev/null'),stderr=subprocess.STDOUT)
if ret == 0:
print '%s is alive!' % ip
else:
print '%s is down...' % ip
# start threads
for i in xrange(num_threads):
t = Thread(target=pingme,args=(i,q))
t.setDaemon(True)
t.start()
for ip in ips:
q.put(ip)
print 'main thread waiting...'
q.join()
print 'Done..'
if __name__ == '__main__':
pass
/usr/bin/python2.7 /home/wuguowei/PycharmProjects/xplan_script/test_process/my_sub_process.py Thread 1 pinging 127.0.0.1 main thread waiting...Thread 0 pinging 10.103.13.156 Thread 2 pinging 10.103.13.145 127.0.0.1 is alive! 10.103.13.156 is alive! 10.103.13.145 is alive! 以上是脚本之家(jb51.cc)为你收集整理的全部代码内容,希望文章能够帮你解决所遇到的程序开发问题。 如果觉得脚本之家网站内容还不错,欢迎将脚本之家网站推荐给程序员好友。 (编辑:安卓应用网) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |
