public function myAction(Request $request)
{
// create a task and give it some dummy data for this example
$task = new Student();
$task->setTask('Write a blog post');
$task->setDueDate(new \DateTime('tomorrow'));
$form = $this->createFormBuilder($task)->add('task', TextType::class)->add('dueDate', DateType::class)->add('save', SubmitType::class, array('label' => 'Create Task'))->getForm();
return $this->render('default/new.html.twig', array('form' => $form->createView()));
}