def connectionReady(self):
        """
        Initialize. Called after Banana negotiation is done.
        """
        self.sendCall(b"version", self.version)
        for notifier in self.connects:
            try:
                notifier()
            except:
                log.deferr()
        self.connects = None
        self.factory.clientConnectionMade(self)

        Initialize. Called after Banana negotiation is done.
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/spread/pb.py