def setter(self, widget, value):
        raise NotImplementedError()  # pragma: no cover
Get a list of instances of all custom RTE components.
dataset/ETHPy150Open glue-viz/glue/glue/utils/qt/widget_properties.py/WidgetProperty.setter--crossover with--dataset/ETHPy150Open oppia/oppia/core/domain/rte_component_registry.py/Registry.get_all_rte_components