# Receive UDP packets transmitted by a broadcasting service

MYPORT = 50000

import sys

from socket import *

s = socket(AF_INET, SOCK_DGRAM)

s.bind(('', MYPORT))

while 1:

    data, wherefrom = s.recvfrom(1500, 0)

    sys.stderr.write(repr(wherefrom) + '\n')

    sys.stdout.write(data)