Method register_on_finish

aiohttp/web.py:280–282

(self, func, *args, **kwargs)

        yield from self.cleanup()

    def register_on_finish(self, func, *args, **kwargs):
        warnings.warn("Use .on_cleanup.append() instead", DeprecationWarning)
        self.on_cleanup.append(lambda app: func(app, *args, **kwargs))

    def copy(self):
        raise NotImplementedError