setName('app:load:ldraw') ->setDescription('Loads LDraw library parts') ->setHelp("This command allows you to..") ->addArgument('ldraw', InputArgument::REQUIRED, 'Path to LDraw library folder') ; } protected function execute(InputInterface $input, OutputInterface $output) { $this->getContainer()->get('loader.ldraw')->loadModels($input->getArgument('ldraw')); } }