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Tue Feb 19 09:00:16 EST 2019 · https://mail.python.org/pipermail/python-dev/2019-February/156381.html

On Tue, 19 Feb 2019 at 20:41, Antoine Pitrou <solipsis at pitrou.net> wrote:
> On Mon, 18 Feb 2019 19:04:31 -0800
> Steve Dower <steve.dower at python.org> wrote:
> > If you always rebuild your extension for every micro version (3.x.y) of
> > CPython, then sure, go ahead and use this.
>
> Usually we would guarantee that API details don't change in bugfix
> versions (i.e. the 3.x.y -> 3.x.(y + 1) transition).  Has that changed?
> That may turn out a big problem for several third-party extensions...

This is the genuine technical difference between the three levels:

* Py_BUILD_CORE -> no ABI stability guarantees at all
* standard -> stable within a maintenance branch
* Py_LIMITED_API -> stable across feature releases

Cheers,
Nick.

-- 
Nick Coghlan   |   ncoghlan at gmail.com   |   Brisbane, Australia

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Showing content from https://mail.python.org/pipermail/python-dev/2019-February/156381.html below:

[Python-Dev] Making PyInterpreterState an opaque type