ref: 094fc8b15f98807833143e29f1f7d36a1ca4b28c
dir: /sys/src/cmd/python/Demo/sockets/unicast.py/
# Send UDP broadcast packets MYPORT = 50000 import sys, time from socket import * s = socket(AF_INET, SOCK_DGRAM) s.bind(('', 0)) while 1: data = repr(time.time()) + '\n' s.sendto(data, ('', MYPORT)) time.sleep(2)