WP filter login and logout URLs

/**
 * Filter login url
 */
function streamtube_child_filter_login_url( $login_url, $redirect, $force_reauth  ){

    // Define your custom login url here
    $new_login_url = 'your custom login url';

    if ( ! empty( $redirect ) ) {
        $custom_login_page_url = add_query_arg( 'redirect_to', urlencode( $redirect ), $new_login_url );
    }

    if ( $force_reauth ) {
        $new_login_url = add_query_arg( 'reauth', '1', $login_url );
    }

    return $new_login_url;

}
add_filter( 'login_url', 'streamtube_child_filter_login_url', 100, 3 );

/**
 *
 * Filter logout url
 *
 */
function streamtube_child_filter_logout_url( $logout_url, $redirect ){

    // Define your custom logout url here
    $new_logout_url = 'your custom logout url';

    $args = array();

    if ( ! empty( $redirect ) ) {
        $args['redirect_to'] = urlencode( $redirect );
    }

    $new_logout_url = add_query_arg( $args, $new_logout_url );
    $new_logout_url = wp_nonce_url( $new_logout_url, 'log-out' );

    return $new_logout_url;
}
add_filter( 'logout_url', 'streamtube_child_filter_logout_url', 100, 2 );