@cached_property
    def is_gen_callable(self) -> bool:
        if self.call is None:
            return False  # pragma: no cover
        if inspect.isgeneratorfunction(
            _impartial(self.call)
        ) or inspect.isgeneratorfunction(_unwrapped_call(self.call)):
            return True
        if inspect.isclass(_unwrapped_call(self.call)):
            return False

            lifespan_context: Lifespan[Any] = _DefaultLifespan(self)
        elif inspect.isasyncgenfunction(lifespan):
            lifespan_context = asynccontextmanager(lifespan)
        elif inspect.isgeneratorfunction(lifespan):
            lifespan_context = _wrap_gen_lifespan_context(lifespan)
        else:
            lifespan_context = lifespan
        self.lifespan_context = lifespan_context