[mod] improve variable name

        return (group[0] == DEFAULT_GROUP_NAME, group[0].lower())

    def get_group(eng):

        non_tab_engines = [c for c in eng.categories if c not in settings['categories_as_tabs'] + [OTHER_CATEGORY]]

        return non_tab_engines[0] if len(non_tab_engines) > 0 else DEFAULT_GROUP_NAME

        non_tab_categories = [c for c in eng.categories if c not in settings['categories_as_tabs'] + [OTHER_CATEGORY]]

        return non_tab_categories[0] if len(non_tab_categories) > 0 else DEFAULT_GROUP_NAME

    return [

        (groupname, sorted(engines, key=engine_sort_key))