[SatvikBeri]

Optional type annotations did it for me - I don't usually use them, but I find them very helpful on a few types of tasks.

[Figs → SatvikBeri]

Could you please elaborate on this?

[leshow → Figs]

You can write type annotations in 3. The benefits there are the same that come with most optional typing. https://docs.python.org/3/library/typing.html