public function description($post_ID = false)
 {
     if ($post_ID) {
         if (!empty($this->opts['twitterCardDesc'])) {
             $desc = get_post_meta($post_ID, $this->opts['twitterCardDesc'], true);
             $cardDescription = !empty($desc) ? htmlspecialchars(stripcslashes($desc)) : JM_TC_Utilities::get_excerpt_by_id($post_ID);
         } elseif (empty($this->opts['twitterCardDesc']) && (class_exists('WPSEO_Frontend') || class_exists('All_in_One_SEO_Pack'))) {
             $cardDescription = self::get_seo_plugin_datas($post_ID, 'desc');
         } else {
             $cardDescription = JM_TC_Utilities::get_excerpt_by_id($post_ID);
         }
     } else {
         $cardDescription = $this->opts['twitterPostPageDesc'];
     }
     $cardDescription = JM_TC_Utilities::remove_lb($cardDescription);
     return array('description' => apply_filters('jm_tc_get_excerpt', $cardDescription));
 }
<?php

if (!defined('JM_TC_VERSION')) {
    header('Status: 403 Forbidden');
    header('HTTP/1.1 403 Forbidden');
    exit;
}
?>
<div class="wrap">
    <h2>JM Twitter Cards : <?php 
echo esc_html(get_admin_page_title());
?>
</h2>

    <?php 
echo JM_TC_Tabs::admin_tabs();
?>

    <?php 
$data = array(__('Start', JM_TC_TEXTDOMAIN) => '8l4k3zrD4Z0', __('Troubleshooting', JM_TC_TEXTDOMAIN) => 'sNihgEu65L0', __('Multi-author', JM_TC_TEXTDOMAIN) => 'LpQuIzaHqtk', __('Preview', JM_TC_TEXTDOMAIN) => 'WniGVE09-IQ');
$tutorials = JM_TC_Utilities::display_footage($data);
echo $tutorials;
?>
</div>