问Python游戏服务器

EN

class GameServer:
    class GameServerUDPHandler(socketserver.BaseRequestHandler):
        def handle(self):
            data = self.request[0].strip()
            socket = self.request[1]
            print("{} wrote:".format(self.client_address[0]))
            print(data)
            socket.sendto(data.upper(), self.client_address)

    def __init__(self, port):
        self.server = socketserver.UDPServer(("localhost", port), self.GameServerUDPHandler)

    def start_server(self):
        self.server.serve_forever(

import socket
import sys

class GameClient:
    def __init__(self, port, host):
        self.port = port
        self.host = host
        self.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)

    def register(self):
        self.socket.sendto(bytes("register\n", "utf-8"), (self.host, self.port))
        self.numberID = int(self.socket.recv(1024))
        print("Received:   {}".format(self.numberID))

import gameserver
import gameclient

if __name__ == "__main__":
    server = gameserver.GameServer(1300)
    server.start_server()
    client = gameclient.GameClient(1300, "localhost")
    client.register()