@property
    def status_code(self):
        return int(self._status[:3])
``pre`` is an optional configuration key.
dataset/ETHPy150Open michaelliao/transwarp/transwarp/web.py/Response.status_code--crossover with--dataset/ETHPy150Open ClusterHQ/powerstrip/powerstrip/test/test_config.py/ConfigurationValidationTests.test_optional_pre