Function f

tests/test_web_app.py:409–415

(num: int)

    out = []

    def f(num: int) -> Callable[[web.Application], AsyncIterator[None]]:
        async def inner(app: web.Application) -> AsyncIterator[None]:
            out.append("pre_" + str(num))
            yield None
            out.append("post_" + str(num))

        return inner

    app.cleanup_ctx.append(f(1))
    app.cleanup_ctx.append(f(2))