[Numpy-discussion] Proposal of timeline for dropping Python 2.7 support

Matthias Bussonnier bussonniermatthias at gmail.com
Mon Nov 13 10:47:17 EST 2017


> For this to be efficient, it should be done soon enough to allow downstream projects to adapt their requirements.txt.
> Release managers: how much more effort would it be to upload current numpy to both numpy and numpylts?

I'm not quite sure I see the point. you would ask downstream to change
`numpy` to `numpylts` instead of  `numpy` to `numpy<2` ?

Also I think then you have the risk of having for example pandas
saying `numpy<2` and scipy saying `numpylts` and now the pasckages are
incompatible ?
-- 
M



On Mon, Nov 13, 2017 at 12:11 AM, Daπid <davidmenhur at gmail.com> wrote:
> On 10 November 2017 at 23:03, Robert McLeod <robbmcleod at gmail.com> wrote:
>>
>> E.g. in `requirements.txt`:
>>
>> numpy;    python_version>"3.0"
>> numpylts; python_version<"3.0"
>>
>> In both cases you still call `import numpy` in the code.
>
>
> For this to be efficient, it should be done soon enough to allow downstream
> projects to adapt their requirements.txt.
>
> Release managers: how much more effort would it be to upload current numpy
> to both numpy and numpylts?
>
> /David.
>
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