How to include language in Child-theme?

				
					function child_theme_slug_setup() {
    load_theme_textdomain( 'traveler', get_stylesheet_directory() . '/languages' );
    load_child_theme_textdomain( 'traveler-childtheme', get_stylesheet_directory() . '/languages' );
}
add_action( 'after_setup_theme', 'child_theme_slug_setup' );