client端
#!/usr/bin/python # -*- coding: utf-8 -*- from twisted.internet import reactor, protocol class EchoClient(protocol.Protocol): #建立连接后调用的事件 def connectionMade(self): #把数据输出到服务器端 self.transport.write(bytes("hello dongxu!","utf8")) #连接建立有数据接收到的时候会调用的方法 def dataReceived(self, data): #打印收到的数据 print("Server said:", data.decode("utf8")) #客户端主动关闭掉连接 self.transport.loseConnection() #连接关闭掉后调用的方法 def connectionLost(self, reason): print("connection lost") #protocol的ClientFactory class EchoFactory(protocol.ClientFactory): protocol = EchoClient #当服务端或者网络原因连接失败的时候 def clientConnectionFailed(self, connector, reason): print("Connection failed - goodbye!") reactor.stop() #正常断开连接的时候调用的方法 def clientConnectionLost(self, connector, reason): print("Connection lost - goodbye!") #停止reactor事件 reactor.stop() def main(): f = EchoFactory() #与localhost 1234端口建立连接 reactor.connectTCP("localhost", 1234, f) reactor.run() if __name__ == '__main__': main()
server端
#!/usr/bin/python # -*- coding: utf-8 -*- from twisted.internet import protocol from twisted.internet import reactor class Echo(protocol.Protocol): def dataReceived(self, data): self.transport.write(data) def main(): factory = protocol.ServerFactory() factory.protocol = Echo #监听1234端口 建立TCP连接 reactor.listenTCP(1234,factory) reactor.run() if __name__ == '__main__': main()