Avoid materializing all iterator in delayed tasks

[jrbourbeau]

Materializing all iterators can have unexpected negative behavior. This PR limits to list, tuple, and set iterators.

cc @martindurant

• Closes File objects fully read when embedded in delayed tasks #10497
• Tests added / passed
• Passes pre-commit run --all-files

[martindurant]

👍

I had no idea of the existence of tuple_iterator, list_iterator or set_iterator. Interesting that these seem not to be importable, even thought they claim to be in module builtins.

[jrbourbeau]

Thanks for looking at this Martin