Filename above the Indented code

#!/usr/bin/env python
#some code

.codehead {
        font-family: Consolas;
        text-indent: 6px;
        color:#000000;
        background:#888888;
        border-top-left-radius:4px;
        border-top-right-radius:4px;
        padding: 2px 0px;
}

.codehead pre {
        text-indent: 0px;
        margin: 0 ;
}

<div class="codehead">raw.py
<pre><code>#!/usr/bin/env python
print()
</code></pre></div>

<code | raw.py>
#!/usr/bin/env python
print()
</code>

<code description="raw.py">
#!/usr/bin/env python
print()
</code>

<?php
namespace Grav\Plugin\Shortcodes;
use Thunder\Shortcode\Shortcode\ShortcodeInterface;
class StrikeShortcode extends Shortcode
{
    public function init()
    {
        $this->shortcode->getHandlers()->add('codehead', function(ShortcodeInterface $sc) {
            $codehead = $sc->getParameter('codehead', $this->getBbCode($sc));
            $buffer = $sc->getContent();
            $buffer  = preg_replace( "/(^\n|\n$)/", "", $buffer);
            $str_before = array("<", ">", "&ltp&gt", "&lt/p&gt");
            $str_after  = array("&lt", "&gt", "", "");
            $buffer = str_replace($str_before, $str_after, $buffer);
            return '<pre class="codehead">'.$codehead.'<code>'.$buffer.'</code></pre>';
        });
    }
}

[codehead="/usr/local/bin/script.py"]
Heloo world!
[/codehead]