學習網址指路：https://www.cnblogs.com/greatfish/p/7368433.html

server端：

import socket port=12345 host='' addr=(host,port) server_socket=socket.socket(socket.AF_INET,socket.SOCK_DGRAM) server_socket.bind(addr) while True:     receive_data,client_address=server_socket.recvfrom(1024)     print("客戶端",client_address,":",receive_data.decode())     send_data=input("請輸入資訊：")     if not send_data:         break     server_socket.sendto(send_data.encode(),client_address) server_socket.close()

client端：

import socket host='localhost' port=12345 address=(host,port) client_socket=socket.socket(socket.AF_INET,socket.SOCK_DGRAM) while True:     msg=input("請輸入要傳送的內容：")     if not msg:         break     client_socket.sendto(msg.encode(),address)     receive_data,sender_address=client_socket.recvfrom(1024)     print("來自伺服器端",sender_address,":",receive_data.decode())