One page setup for Models mapping to MySQL with Phalcon

phalcon-onepage-models.php

<?php

$di = new Phalcon\Di();
$di->set('modelsManager', new Phalcon\Mvc\Model\Manager());
$di->set('modelsMetadata', new Phalcon\Mvc\Model\Metadata\Memory());
$di->set('db', function () {
    return new Phalcon\Db\Adapter\Pdo\Mysql(array(
            "host"     => "host",
            "username" => "username",
            "password" => 'password',
            "dbname"   => "dbname"
       ));
});
class Users extends Phalcon\Mvc\Model {}