[Python-Dev] PEP 455: TransformDict

[Serhiy Storchaka]

13.09.13 23:02, Antoine Pitrou написав(ла):
> On Fri, 13 Sep 2013 16:54:01 -0300
> "Joao S. O. Bueno" <jsbueno at python.org.br> wrote:
>> I see the PEP does not contemplate a way to retrieve the original key
>> - like we've talked about somewhere along the thread.
>
> Indeed. If that's important I can add it. I was hoping to keep very
> close to the MutableMapping API, to make the PEP as few
> controversial as possible.

I think that's important. As OrderectDict has additional methods besides 
the MutableMapping API, so TransformDict should provide useful 
specialized methods.