    def _setup_editor(self):
        """
        Sets up a `checklist.editor.Editor` object, to be used for adding
        default tests to the suite.
        """
        if not hasattr(self, "editor"):
            self.editor = Editor()
            utils.add_common_lexicons(self.editor)
Sets up a `checklist.editor.Editor` object, to be used for adding
default tests to the suite.
allennlp/confidence_checks/task_checklists/task_suite.py