protected function execute(InputInterface $input, OutputInterface $output)
{
$em = $this->getContainer()->get("doctrine.orm.entity_manager");
$country = new Country();
$country->setName("Россия");
$em->persist($country);
$em->flush();
foreach ($this->citys as $name) {
$role = new City();
$role->setCountry($country);
$role->setName($name);
$em->persist($role);
}
$em->flush();
}
