WC_Post_Data::edit_term PHP Method

    public static function edit_term($term_id, $tt_id, $taxonomy)
    {
        if (strpos($taxonomy, 'pa_') === 0) {
            self::$editing_term = get_term_by('id', $term_id, $taxonomy);
        } else {
            self::$editing_term = null;
        }
    }