[Python-Dev] Deprecating C APIs (Use of PyArg_NoArgs())

[M.-A. Lemburg]

Guido van Rossum wrote:
> 
> > > > I'd suggest to have a PEP which documents all C API changes
> > > > or deprecations together with a short decsription of how to
> > > > update old code.
> > >
> > > It shouldn't be a PEP (that's a *proposal*).  It should be part of
> > > the C API docs, possibly an appendix.
> >
> > I was thinking of an informational PEP -- mostly because PEPs
> > are easily accessible and also simple to write (LaTeX is not
> > everybody's friend ;-).
> 
> Yeah, that's fine.  Let whoever writes it decide on the format. :-)

Good idea .. as long as someone does :-) 
 
> > True, but there are other instances where this was a problem
> > in the past, e.g.
> >
> > #if PY_VERSION_HEX < 0x01060000
> >
> > #if !defined(PyObject_DEL)
> > # define PyObject_DEL(x) free(x)
> > # define PyObject_Del(x) free(x)
> > #endif
> >
> > #endif
> 
> Why the PY_VERSION_HEX guard?  Isn't the !defined() guard enough?

Well, yes... this is more to document when the change 
happened.

-- 
Marc-Andre Lemburg
CEO eGenix.com Software GmbH
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