Aw: Re: Any possible type alias that can also set a default value for a function arg?

[Karsten Hilbert]

> > or something like that. Basically, any way to avoid writing `= None` over and over again.
>
> Fundamentally no, at least not without some shenanigans. Type hints do
> not affect the regular running of the code,

Except when they do ;-)

... depending on what counts as (valid) code ...

In Python a distinction can be made between "runnable" and "valid" :-D

Karsten