woo omit categories from shop

// woo - omit categories from shop page

add_filter( 'get_terms', 'ts_get_subcategory_terms', 10, 3 );
function ts_get_subcategory_terms( $terms, $taxonomies, $args ) {
$new_terms = array();
// if it is a product category and on the shop page
if ( in_array( 'product_cat', $taxonomies ) && ! is_admin() &&is_shop() ) {
foreach( $terms as $key => $term ) {
if ( !in_array( $term->slug, array( 'uncategorized', 'sessions', 'programs' ) ) ) { //pass the slug name here
$new_terms[] = $term;
}}
$terms = $new_terms;
}
return $terms;
}