def model_changed(self, model, prop_name, info):
        """This method notifies the parent state about changes made to the state element
        """
        if self.parent is not None:
            self.parent.model_changed(model, prop_name, info)
def model_changed ( self , model , prop_name , info ) : if self . parent is not None : self . parent . model_changed ( model , prop_name , info )
This method notifies the parent state about changes made to the state element