[Python-Dev] cpython: Add Py_RETURN_NOTIMPLEMENTED macro. Fixes #12724.

[Barry Warsaw]

On Aug 15, 2011, at 05:46 AM, Raymond Hettinger wrote:

>I don't think that is worth it.  There is some value to keeping the API
>consistent with the style that has been used in the past.  So, I vote for
>Py_RETURN_NOTIMPLEMENTED.  There's no real need to factor this any further.
>It's not hard and not important enough to introduce a new variation on return
>macros.  Adding another return style makes the C API harder to learn and
>remember.  If we we're starting from scratch, Py_RETURN(obj) would make
>sense.  But we're not starting from scratch, so we should stick with the
>precedents.

I can see the small value in the convenience, but I tend to agree with Raymond
here.  I think we have to be careful about not descending into macro
obfuscation world.

-Barry