28 lines
547 B
Python
28 lines
547 B
Python
from socket import *
|
|
import random
|
|
|
|
# 创建UDP套接字
|
|
serverSocket = socket(AF_INET, SOCK_DGRAM)
|
|
# 绑定本机IP地址和端口号
|
|
serverSocket.bind(('', 12000))
|
|
|
|
num=0
|
|
while True:
|
|
|
|
|
|
# 接收客户端消息
|
|
message, address = serverSocket.recvfrom(1024)
|
|
# 将数据包消息转换为大写
|
|
message = message.upper()
|
|
|
|
num=num+1
|
|
if num>=8:
|
|
break
|
|
|
|
########## Begin ##########
|
|
if num % 3 == 1:
|
|
continue
|
|
########## End ##########
|
|
|
|
#将消息传回给客户端
|
|
serverSocket.sendto(message, address) |