def _get_children_ui_list(self):
        if ((not preference_manager.root.show_helper_nodes or
                        len(self.children) > 0)
                or self._adder_node_class is None
                or (not self.type == ' scene' and
                    'none' in self.output_info.datasets)
                    # We can't use isinstance, as we would have circular
                    # imports
                ):
            return self.children
        else:
            return [self._adder_node_class(object=self),]
Getter for Traits Property children_ui_list.
dataset/ETHPy150Open enthought/mayavi/mayavi/core/base.py/Base._get_children_ui_list