UDP Example : UDP Client « Network « Python Tutorial

1. Python Tutorial
2. Network
3. UDP Client

import socket, sys, time

host = "127.0.0.1"
textport = 123456

s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
try:
    port = int(textport)
except ValueError:
    port = socket.getservbyname(textport, 'udp')

s.connect((host, port))
data = "data"
s.sendall(data)
s.shutdown(1)
print "Looking for replies; press Ctrl-C or Ctrl-Break to stop."
while 1:
    buf = s.recv(2048)
    if not len(buf):
        break
    print "Received: %s" % buf