[Python-Dev] The docstring hack for signature information has to go
larry at hastings.org
Mon Feb 3 17:04:43 CET 2014
On 02/03/2014 07:08 AM, Barry Warsaw wrote:
> 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
> 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.
For source compatibility, yes. But I thought the point of the binary
ABI was to allow compiling a single extension that worked unmodified
with multiple versions of Python. If we simply don't support that, then
an ifdef would be fine.
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