def test_optional_post(self):
        del self.good_config['endpoints']['POST /*/containers/create']['post']
        self.config._parse_adapters(self.good_config)
        endpoint_config = self.config.endpoint("POST /*/containers/create")
        self.assertEquals(endpoint_config.post, [])
``post`` is an optional configuration key.
dataset/ETHPy150Open ClusterHQ/powerstrip/powerstrip/test/test_config.py/ConfigurationValidationTests.test_optional_post