[Python-Dev] Accepting PEP 489 (Multi-phase extension module initialization)

Nick Coghlan ncoghlan at gmail.com
Sat May 23 01:33:47 CEST 2015

On 23 May 2015 07:45, "Eric Snow" <ericsnowcurrently at gmail.com> wrote:
> Hi all,
> After extended discussion over the last several months on import-sig,
> the resulting proposal for multi-phase (PEP 451) extension module
> initialization has finalized.  The resulting PEP provides a clean,
> straight-forward, and backward-compatible way to import extension
> modules using ModuleSpecs.
> With that in mind and given the improvement it provides, PEP 489 is
> now accepted.  I want to thank Petr, Nick, and Stefan for the time,
> thought, and effort they put into the proposal (and implementation).
> It was a disappointment to me when, at the time, we couldn't find a
> good way to apply PEP 451 to builtins and extension modules.  So
> thanks for easing my anxiety!

Ah, what a nice way to start my weekend :)

Thanks especially to Petr both for writing the PEP itself, and for taking
the general ideas Stefan and I originally had and turning them into a real


> -eric
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