def notfound(self):
        parent = self.get_parent_app()
        if parent:
            return parent.notfound()
        else:
            return web._NotFound()
Returns a StorageUri for the given key.
dataset/ETHPy150Open joxeankoret/nightmare/runtime/web/application.py/application.notfound--crossover with--dataset/ETHPy150Open darcyliu/storyboard/boto/__init__.py/storage_uri_for_key