Marmaduke Woodman <wdmn(a)protonmail.ch> writes:
On inspection of
`_BatchVariableChanger.map_subscript`, it seems that the index
expressions are not traversed to perform the batching.
Is this diagnosis correct? Is it a bug or my misuse of the transform? What
would be the appropriate workaround?
Yep, I think that's just a bug. Should be fixed in master. Could you try
and report back?