#!/usr/bin/env python

from socket import *

HOST='localhost'
PORT=21567
BUFSIZE=1024
ADDR=(HOST,PORT)

udpCliSock=socket(AF_INET,SOCK_DGRAM)

while True:
  data=raw_input('> ')
  if not data: break
  udpCliSock.sendto(data,ADDR)
  data,ADDR=udpCliSock.recvfrom(BUFSIZE)
  if not data: break
  print data
udpCliSock.close()