use twisted example code

server.py

@@ -0,0 +1,16 @@
+#!/usr/bin/env python3
+
+from twisted.internet import protocol, reactor, endpoints
+
+class Echo(protocol.Protocol):
+    def dataReceived(self, data):
+        self.transport.write(data)
+
+class EchoFactory(protocol.Factory):
+    def buildProtocol(self, addr):
+        return Echo()
+
+endpoints.serverFromString(reactor, "tcp:13327").listen(EchoFactory())
+reactor.run()
+
+