[Ironpython-users] feedback on PEP 421

Markus Schaber m.schaber at 3s-software.com
Mon May 7 10:11:55 CEST 2012

Hi, Jeff,

> Von: Jeff Hardy
> > Any feedback would be very helpful, particularly with regard to the
> > decision on the type of sys.implementation and the constraints on
> > sys.implementation.version.  Thanks.
> I'd strongly prefer the named-tuple approach, like version_info. The
> metadata attribute being a dict is fine (although the PEP doesn't actually
> call that out in "Required Values" section; I had to search to find out if
> it was actually a dict). I have some stuff I want to put in there already.

Hmm, maybe we could put the host/embedder info I suggested in the other mail there.

> I'm not really sure there's much value in having sys.version_info and
> sys.implementation.version be different, but I believe PyPy works that
> way, so I have no objection to it. They'll be the same in IronPython,
> though.

Hmm. It would open the possibility of IronPython supporting both Python 2.7 and 3.X for some grace period...

> Thanks for pushing this through. I'll probably add it the day after it's
> approved.

Thanks. :-)

Best regards

Markus Schaber
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