ItemTransform does not work on subclasses tuple

ItemTransform it does not seem to be able to do reconize subclasses of Tuple. I think this was supported in previous versions of fastai2. But it is not anymore:

Is this behavior intended?

edit: changed link

The link you posted does not work.

ahh yes updated it. here is the new one:

Yes you can never dispatch on tuple types. You need to subclass a list or an L for that.

Oke thanks, fixed it by not including any type hint