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Sun Jun 24 09:08:53 CEST 2012 · https://mail.python.org/pipermail/python-dev/2012-June/120744.html

On Sun, Jun 24, 2012 at 5:00 PM, "Martin v. Löwis" <martin at v.loewis.de> wrote:
>> This strikes me as in opposition to the Python-level policy of duck
>> typing. Would it be more appropriate to, instead of asking if it's
>> Python 3.3.0, ask if it's a Python that supports PY_FEATURE_FOOBAR? Or
>> would that result in an unnecessary proliferation of flag macros?
>
> It would, hence I'm -1. I believe it is the motivation for the gcc
> assertion preprocessor feature, which never caught on.

Right, if someone wants to check for a specific feature rather than
just figuring out once the minimum version of the stable ABI that they
need, then they can write an autotools macro (or equivalent in other
build systems).

Cheers,
Nick.

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

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[Python-Dev] Restricted API versioning