[IPython-dev] [sympy] Treating Python 3 as a first-class citizen

Aaron Meurer asmeurer@gmail....
Thu Aug 8 22:05:18 CDT 2013


So I noticed that 1.0.0 still installs ipython3 only. Did I convince
you guys to change the behavior? Fernando, what is your opinion?

Aaron Meurer

On Tue, Aug 6, 2013 at 12:56 AM, Matthias BUSSONNIER
<bussonniermatthias@gmail.com> wrote:
> Hey Brad,
>
> Le 6 août 2013 à 07:59, Bradley M. Froehle a écrit :
>
>> Hi Ondrej,
>> ...
>>
>> We've discussed making IPython natively support 2.x and 3.x in
>> the same code base [3,4], and while I don't see it on the roadmap
>> [5], its probably in several developers' minds in the somewhat
>> distant future. At the moment the lack of unicode literal support
>> in Python 3.2 is pretty much a showstopper, but once we require
>> Python >= 3.3 I don't see a technical reason why we couldn't have
>> a unified code base.
>
> No so distant future.
> Yes, we quickly spoke about it. The new unpublished roadmap is here :
> https://hackpad.com/IPython-Summer-2013-Development-Meeting-D1UR23usGnA
> It should mainly be the job of Thomas that should arrives soon in the US.
>  - Drop 2.6
>  - Drop 3.2
>  - Drop 2to3
>
> I think we will more do it along the way to 2.0 than in a pig PR that make all 2 and 3 compatible,
> like we don't want a single commit that makes everything pep-8 compliant (or it is painful for git-blame)
>
>>
>> In the mean time, we should continue the judicious examination of
>> issues like this one which improve Python 3 end user experience
>> because Python 3 is the future and we are all going to have to
>> migrate there eventually.
>
> I Disagree:
>> "I don't know what the language of the year 2000 will look like, but I know it will be called Fortran." -- Tony Hoare
>
> --
> Matthias
>
>
>>
>> [1]: http://lists.debian.org/debian-python/2013/07/msg00052.html
>> [2]: https://github.com/bfroehle/rt2to3
>> [3]: https://github.com/ipython/ipython/wiki/IPEP-4:-Python-3-Compatibility
>> [4]: https://github.com/ipython/ipython/issues/2440
>> [5]: https://github.com/ipython/ipython/wiki/Roadmap:-IPython
>>
>> Cheers,
>> Brad
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