[Python-Dev] The docstring hack for signature information has to go

Barry Warsaw barry at python.org
Mon Feb 3 16:08:15 CET 2014


On Feb 03, 2014, at 06:43 AM, Larry Hastings wrote:

>But that only fixes part of the problem.  Our theoretical extension that
>wants to be binary-compatible with 3.3 and 3.4 still has a problem: how can
>they support signatures?  They can't give PyMethodDefEx structures to 3.3, it
>will blow up.  But if they don't use PyMethodDefEx, they can't have
>signatures.

Can't an extension writer #ifdef around this?  Yeah, it's ugly, but it's a
pretty standard approach for making C extensions multi-version compatible.

-Barry


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