@classmethod
    def configurable_default(cls):
        raise NotImplementedError()
Apache-related API is exposed in django_downloadview.apache.
dataset/ETHPy150Open D-L/SimpleBookMarks/src/tornado/util.py/Configurable.configurable_default--crossover with--dataset/ETHPy150Open benoitbryon/django-downloadview/tests/api.py/APITestCase.test_apache_attributes