from twisted.spread import pb
class Two(pb.Referenceable):
    def remote_three(self, arg):
        """Appelé par le callback three sur le client
        obj2.callRemote("three", 12)
        """
        print("Two.three was given", arg)
class One(pb.Root):
    def remote_getTwo(self):
        """Appelé par le callback getTwo sur le client
        def2 = obj1.callRemote("getTwo")
        """
        two = Two()
        print("returning a Two called", two)
        return two
from twisted.internet import reactor
reactor.listenTCP(8800, pb.PBServerFactory(One()))
reactor.run()