(self, db, event)
Process one event.

        Should be overridden by user code.
Process one event.
Process one event .
def process_event(self, db, event):
        """Process one event.

        Should be overridden by user code.
        """
        raise Exception("needs to be implemented")
def process_event ( self , db , event ) : raise Exception ( "needs to be implemented" )