Python3——简单的UDP实例

 

服务器：创建套接字——绑定套接字——数据接收/发送

客户端：创建套接字——数据接收/发送

 

"""
server.py
encode()/decode()
"""
from socket import *
from time import ctimeHOST = ''
PORT = 11113
BUFSIZE = 4096
ADDR = (HOST, PORT)udpServer = socket(AF_INET, SOCK_DGRAM)
udpServer.bind(ADDR)while 1:print('waiting for message...')data, addr = udpServer.recvfrom(BUFSIZE)print(data.decode())if not data:print('---------')break;buf = '[' + ctime() + ']' + data.decode()udpServer.sendto(buf.encode(), addr)udpServer.close()

"""
client.py
encode()/decode()
"""
from socket import *HOST = 'localhost'
PORT = 11113
BUFSIZE = 4096
ADDR = (HOST, PORT)udpClient = socket(AF_INET, SOCK_DGRAM)while 1:data = input('> ')if not data:breakudpClient.sendto(data.encode(), ADDR)data, ADDR = udpClient.recvfrom(BUFSIZE)print(data.decode())if not data:breaktcpClient.close()