# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.

from __future__ import print_function

from twisted.spread import pb
from twisted.internet import reactor

class Echoer(pb.Root):
    def remote_echo(self, st):
        print('echoing:', st)
        return st

if __name__ == '__main__':
    reactor.listenTCP(8789, pb.PBServerFactory(Echoer()))
    reactor.run()