Convert variation to single product (overwrite parent) - via WP CLI - WooCommerce

functions.php

if (defined('WP_CLI') && WP_CLI) {
    function convert_to_simple_products() {
        $args = [
            'status' => 'publish',
            'limit' => -1,
            'type' => 'variable',
        ];

        $products = wc_get_products($args);

        foreach ($products as $product) {
            if ($product->is_type('variable')) {
                $variations = $product->get_children();

                foreach ($variations as $variation_id) {
                    $variation = new WC_Product_Variation($variation_id);

                    $attributes = $variation->get_attributes();
                    if (isset($attributes['pa_instrument-type']) && $attributes['pa_instrument-type'] === 'YOUR-VARIATION-HERE') {
                        wp_set_object_terms($product->get_id(), 'simple', 'product_type');
                        update_post_meta($product->get_id(), '_price', $variation->get_price());
                        echo "Converted product ID {$product->get_id()} (Variation ID: $variation_id) to a simple product.\n";
                        break; // Exit the loop after processing the first matching 'stylo' variation
                    }
                }
            }
        }

        echo "Conversion complete.\n";
    }

    WP_CLI::add_command('convert-stylo-to-simple', 'convert_to_simple_products');
}