Method _add

folium/map.py:93–95

(self, once: bool, **event_map: JsCode)

        self._add(once=True, **event_map)

    def _add(self, once: bool, **event_map: JsCode):
        for event_type, handler in event_map.items():
            self.add_child(EventHandler(event_type, handler, once))


class Layer(Evented):