broadcast.py :  » Language-Interface » ChinesePython » chinesepython2.1.3-0.4 » Demo » sockets » Python Open Source

# Send UDP broadcast packets

MYPORT = 50000

import sys, time
from socket import *

s = socket(AF_INET, SOCK_DGRAM)
s.bind(('', 0))
s.setsockopt(SOL_SOCKET, SO_BROADCAST, 1)

while 1:
  data = `time.time()` + '\n'
  s.sendto(data, ('<broadcast>', MYPORT))
  time.sleep(2)