python udp 服务器详解编程语言

import socket, traceback 
 
host = '' 
port = 51423 
 
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) 
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) 
s.bind((host, port)) 
 
while 1: 
    try: 
        message, address = s.recvfrom(8192) 
        print 'Got data from', address 
        s.sendto(message, address) 
    except (KeyboardInterrupt, SystemExit): 
        raise 
    except: 
        traceback.print_exc()