def _check_settings(self):
        if not self.FTP_HOST:
            raise StorageError('%s storage requires DBBACKUP_FTP_HOST to be defined in settings.' % self.name)
Return the project id associated with an auth plugin.
dataset/ETHPy150Open django-dbbackup/django-dbbackup/dbbackup/storage/ftp_storage.py/Storage._check_settings--crossover with--dataset/ETHPy150Open openstack/sahara/sahara/utils/openstack/keystone.py/project_id_from_auth