def _get_flags(self):
        # NOTE(sdague): _get_flags is used by about 13 tests that
        # subclass this mostly to modify the extensions list. We
        # should instead make that declarative in the future, at which
        # point we can get rid of this.
        return {}
Emits an error for unrecognised cron lines.
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/tests/functional/integrated_helpers.py/_IntegratedTestBase._get_flags--crossover with--dataset/ETHPy150Open lyda/chkcrontab/chkcrontab_lib.py/CronLineUnknown.ValidateAndLog