1 # udp_gb_server.py 2 ‘‘‘服务端（UDP协议局域网广播）‘‘‘ 3  4 import socket 5  6 s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) 7 s.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1) 8  9 PORT = 106010 11 network = ‘<broadcast>‘12 s.sendto(‘Client broadcast message!‘.encode(‘utf-8‘), (network, PORT))

# udp_gb_client.py‘‘‘客户端（UDP协议局域网广播）‘‘‘import sockets = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)s.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)PORT = 1060s.bind((‘‘, PORT))print(‘Listening for broadcast at ‘, s.getsockname())while True:    data, address = s.recvfrom(65535)    print(‘Server received from {}:{}‘.format(address, data.decode(‘utf-8‘)))