[Python-Dev] Is static typing still optional?

[Steve Holden]

On Mon, Dec 11, 2017 at 5:10 PM, Chris Barker - NOAA Federal <
chris.barker at noaa.gov> wrote:

> .
>
> I see a couple of options:
> 1a: Use a default type annotation, if one is not is supplied. typing.Any
> would presumably make the most sense.
> 1b: Use None if not type is supplied.
> 2: Rework the code to not require annotations at all.
>
> I think I'd prefer 1a, since it's easy.
>
>
> 2) would be great :-)
>
> I find this bit of “typing creep” makes me nervous— Typing should Never be
> required!
>
> ​+1
​


> I understand that the intent here is that the user could ignore typing and
> have it all still work. But I’d rather is was not still there under the
> hood.
>
> Just because standardized way to do something is included in core Python
> doesn’t mean the standard library has to use it.
>
> ​I trust my repetition of the point that the stdlib is an important
learning resource isn't unduly harping on the subject. Python is in danger
of becoming pretty arcane rather too rapidly for my own liking​, though I
confess to being mostly a consumer of Python.

> However, typing is not currently imported by dataclasses.py.
>
>
> And there you have an actual reason besides my uneasiness :-)
>
> - CHB
>
> ​hmm...​
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