Python SocketServer.TCPServer请求

#!/usr/bin/python

import SocketServer

class EchoHandler(SocketServer.BaseRequestHandler):
    def handle(self):
        data=self.request.recv(1024)
        self.request.send(data)

HOST, PORT = \"localhost\", 9999
server = SocketServer.TCPServer((HOST, PORT), TCPEchoServer)
server.serve_forever() 

RequestHandler.__init__()

request

self.request

RequestHandler.handle