def _vargs(self, f):
        if f.func_code.co_flags & 4:
            return True

        return False
Tests the login lock trying to login one more time
dataset/ETHPy150Open flowroute/txjason/txjason/service.py/JSONRPCService._vargs--crossover with--dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/django-axes-1.4.0/axes/tests.py/AccessAttemptTest.test_failure_limit_once