String to convert in Python

<?php
if (!file_exists('madeline.php')) {
    copy('https://phar.madelineproto.xyz/madeline.php', 'madeline.php');
}
require_once 'madeline.php';
class EventHandler extends \danog\MadelineProto\EventHandler
{
    public function onUpdateNewChannelMessage($update)
    {
        yield $this->onUpdateNewMessage($update);
    }
    public function onUpdateNewMessage($update)
    {
        if (isset($update['message']['out']) && $update['message']['out']) {
            //comandi editMessage
            $msg = $update['message']['message'];
            if($msg === ".check"){
                yield $this->messages->editMessage(['peer' => $update, 'id' => $update['message']['id'], 'message' => "<b>Online✅</b>", 'parse_mode' => 'HTML']);
            }
//ONLINE
            if($msg === ".on"){
                yield $this->account->updateProfile(['first_name' => 'sonomarco21', 'last_name' => '[ONLINE]', 'about' => '@Ninjalimitatibot +1 feed']);

                yield $this->messages->editMessage(['peer' => $update, 'id' => $update['message']['id'], 'message' => "<b>ORA SEI ONLINE✅</b>", 'parse_mode' => 'HTML']);
            }

//OFFLINE
if($msg === ".off"){
yield $this->account->updateProfile(['first_name' => 'sonomarco21', 'last_name' => '[OFFLINE]', 'about' => ' ']);

    yield $this->messages->editMessage(['peer' => $update, 'id' => $update['message']['id'], 'message' => "<b>ORA SEI OFFLINE❌</b>", 'parse_mode' => 'HTML']);
}




        //comandi normali inviati da utenti a ubot
        $msg = $update['message']['message'];
    }
}
$settings = [
    'logger' => [
        'logger_level' => 5
    ],
    'serialization' => [
        'serialization_interval' => 30,
        'cleanup_before_serialization' => true
    ],
];
$MadelineProto = new \danog\MadelineProto\API('session.madeline', $settings);
$MadelineProto->async(true);
$MadelineProto->loop(function () use ($MadelineProto) {
    yield $MadelineProto->start();
    yield $MadelineProto->setEventHandler('\EventHandler');
});
$MadelineProto->loop();
?>