def getChildWithDefault(self, path, request):
        # Don't consume any segments of the request - this class should be
        # transparent!
        request.postpath.insert(0, request.prepath.pop())
        return self._authorizedResource(request)
Inspect the Authorization HTTP header, and return a deferred which,
dataset/ETHPy150Open twisted/twisted/twisted/web/_auth/wrapper.py/HTTPAuthSessionWrapper.getChildWithDefault