def _init_widgets(self):
        comps = self.ui.component_list
        comps.addItems(sorted(self._labels.keys()))
        data = self.ui.data_list
        data.addItems(sorted(self._data.keys()))
Set up default state of widget
dataset/ETHPy150Open glue-viz/glue/glue/dialogs/custom_component/qt/widget.py/CustomComponentWidget._init_widgets