Targets all terms in news and article taxonomies

Wordpress

function pjl_single_tax_term_template( $single_template ) {

   global $post;
   
   //has_term( $term, $taxonomy, $post );
   if ( has_term( '', 'news' )  ) {
          $single_template = dirname( __FILE__ ) . '/news.php';
   }
   
   if ( has_term( '', 'article' )  ) {
          $single_template = dirname( __FILE__ ) . '/article.php';
     }

    return $single_template;
}
add_filter( 'single_template', 'pjl_single_tax_term_template' );