a simple udp server (python code)

udpServer1.py

#! /usr/bin/python
# a simple udp server
import socket, traceback

s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
s.bind(("127.0.0.1",12345))

while 1:
    try:
        message, address = s.recvfrom(1024)
        print "Got data from", address
        print message
        s.sendto(message, address)
    except (KeyboardInterrupt, SystemExit):
        raise
    except:
        traceback.print_exc()