Yup, great plan.

On Mon, Feb 24, 2020 at 22:29 Brandt Bucher <report@bugs.python.org> wrote:

>
> Brandt Bucher <brandtbucher@gmail.com> added the comment:
>
> My current PR plans are:
>
> - Docs. This will include the dict docs and the whatsnew 3.9. I assume we
> have no plans to cover this in the tutorials, etc. Let me know if I'm
> missing anything here.
> - collections.defaultdict, with tests. I don't think this needs docs
> beyond a short "changed in version 3.9" note.
> - collections.OrderedDict, with tests. Ditto defaultdict on docs.
> - collections.ChainMap, ditto.
> - types.MappingProxy, ditto.
>
> I'll also create a BPO issue to discuss whether the dict subclasses in
> http.cookies should be updated.
>
> That should do it for CPython; I'm planning on updating typeshed and
> adding a handful of tests to mypy for TypedDict, etc. after these are
> landed.
>
> Guido, okay to tag you on these for review?
>
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> <https://bugs.python.org/issue36144>
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-- 
--Guido (mobile)