yeago

class BaseNotification(object):
    def serialize(self):
        # here do what the * you want

    def unserialize(self, data):
        # here too

    def render(self, backend):
        # rendering may differ depending on the backend babe

yeago

class IPBot:
        def process_request(self,request):
                if request.META.get('REMOTE_ADDR') in getattr(settings,'SUSPECTED_BOTS',[]):
                        return HttpResponse("Hi. I'm not sure what you're doing, but if you'd like to continue doing it, please email me - stephen@mydomain.net")