[Python-Dev] Pre-PEP: Redesigning extension modules

Antoine Pitrou solipsis at pitrou.net
Sat Aug 24 15:00:03 CEST 2013

On Sat, 24 Aug 2013 14:51:42 +0200
Stefan Behnel <stefan_ml at behnel.de> wrote:
> Antoine Pitrou, 24.08.2013 13:53:
> > This would also imply extension module have to be subclasses of the
> > built-in module type. They can't be arbitrary objects like Stefan
> > proposed. I'm not sure what the latter enables, but it would probably
> > make things more difficult internally.
> My line of thought was more like: if Python code can stick anything into
> sys.modules and the runtime doesn't care, why can't extension modules stick
> anything into sys.modules as well?
> I can't really see the advantage of requiring a subtype here. Or even just
> a type, as I said.

sys.modules doesn't care indeed. There's still the whole
extension-specific code, though, i.e. the eternal PyModuleDef store
and the state management routines. How much of it would remain with
your proposal?



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