from socket import *ip_prot = ('192.168.55.1',8080)buffer_size = 1024udp_sever = socket(AF_INET,SOCK_DGRAM) #DGRAM--数据报式套接字udp_sever.bind(ip_prot)while True: data,addr = udp_sever.recvfrom(buffer_size) udp_sever.sendto(data.upper(),addr)