Get Template name by template file name shortcode for all files in wordpess

Page Template File Where we want to show

template-full-width.php 

<?php

/**

 * Template Name: Full Width Template

 * Template Post Type: post, page

 *

 * @package WordPress

 * @subpackage Twenty_Twenty

 * @since Twenty Twenty 1.0

 */

get_template_part( 'singular' );

Page Template File where from we get code

singular.php

<?php

/**

 * The template for displaying single posts and pages.

 *

 * @link https://developer.wordpress.org/themes/basics/template-hierarchy/

 *

 * @package WordPress

 * @subpackage Twenty_Twenty

 * @since Twenty Twenty 1.0

 */

get_header();

?>

<main id="site-content" role="main">

<?php

if ( have_posts() ) {

while ( have_posts() ) {

the_post();

get_template_part( 'template-parts/content', get_post_type() );

}

}

?>

</main><!-- #site-content -->

<?php get_template_part( 'template-parts/footer-menus-widgets' ); ?>

<?php get_footer(); ?>