[Debian-science-sagemath] Sage 8.4 and Debian buster

[Jerome BENOIT]

Hello,

On 06/10/18 01:22, Tobias Hansen wrote:
> On 10/05/2018 07:54 AM, Jerome BENOIT wrote:
>>
>> On 04/10/18 12:15, Tobias Hansen wrote:
>>> On 10/04/2018 08:19 AM, Ximin Luo wrote:
>>>> Tobias Hansen:
>>>>> On 10/04/2018 06:43 AM, Ximin Luo wrote:
>>>>>> Jerome BENOIT:
>>>>>>> On 03/10/18 19:02, Ximin Luo wrote:
>>>>>>>> Tobias Hansen:
>>>>>>>>> On 10/01/2018 05:50 AM, Jerome BENOIT wrote:
>>>>>>>>>> On 30/09/18 23:03, Tobias Hansen wrote:
>>>>>>>>>>> [..]
>>>>>>>>>>>
>>>>>>>>>>> We have to figure out what to do with singular (upload 4.1.1p2 to experimental or fix the problem otherwise) and then upload pynac 0.7.22 with a dependency on the new singular version to experimental.
>>>>>>>>>> Singular 4.1.1p3 is in experimental, I guess I can package 4.1.1p2: can we downgrade in experimental ?
>>>>>>>>>>
>>>>>>>>>> Jerome
>>>>>>>>> I don't know. If you want to avoid increasing the epoch you could just try and see if the upload gets rejected.
>>>>>>>>>
>>>>>>>> I think for experimental you will have to use something like 4.1.1p3+actually4.1.1p2, epochs are now discouraged by Policy for "downgrade" purposes, see:
>>>>>>>>
>>>>>>>> https://www.debian.org/doc/debian-policy/upgrading-checklist.html#version-4-1-5
>>>>>>>>
>>>>>>>> I'm fairly sure you can upload to unstable a version X even if X < what's in experimental as long as it's > what's in unstable. I'm pre+tty sure I've done that before with rustc, e.g. uploaded 1.15.1-3 to unstable even though experimental had 1.16.1-1~exp1.
>>>>>>> May we upload Singular 4.1.1p2 to Sid ?
>>>>>>>
>>>>>> I think that is fine yes.
>>>>> No, it should conflict with sagemath 8.3. Why not experimental?
>>>>>
>>>> 4.1.1p3 is already in experimental. In order to upload 4.1.1p2 to experimental, we would have to version it as 4.1.1p3+actually4.1.1p2 by Debian policy. (As opposed to bumping the epoch, which is now discouraged.)
>>>>
>>>> What is wrong with uploading 4.1.1p2 directly to Debian unstable, and then uploading pynac again to force a rebuild? I don't think anything else depends on these.
>>>>
>>>> X
>>>>
>>> Ok, but then we need to test sagemath 8.3 (with the singular update patch) with these before we do that.
>> singular 4.1.1-p2+ds is the previous packaged version of singular in experimental.
>>
>> So, I guess that we have already the material to test.
>>
>> Jerome
> 
> Ok, I tested sagemath 8.3 with singular 4.1.1-p2 and get the errors that are also discussed in [1] (I also got them with sage 8.4 and singular 4.1.1-p2):
> 
> sage -t --long src/sage/libs/ntl/error.pyx  # Bad exit: 2
> sage -t --long src/sage/libs/ntl/ntl_ZZ_pX.pyx  # Bad exit: 2
> sage -t --long src/sage/matrix/matrix_integer_dense.pyx  # Bad exit: 2
> 
> So we need to apply the patch [2] to singular.

I have just pushed to Salsa an ad hoc branch (experimental+actually4.1.1p2) which
is the former singular 4.1.1-p2+ds-1 with patch [2] .

Please let me know if I can upload it to Sid.

Thanks,
Jerome

> 
> Best,
> Tobias
> 
> [1] https://trac.sagemath.org/ticket/24735
> [2] https://git.sagemath.org/sage.git/commit/?id=50b9ae2fd233c30860e1cbb3e63a26f2cc10560a
> 
> 
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-- 
Jerome BENOIT | calculus+at-rezozer^dot*net
https://qa.debian.org/developer.php?login=calculus@rezozer.net
AE28 AE15 710D FF1D 87E5  A762 3F92 19A6 7F36 C68B

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