bug#40079: emacs-elpy-1.31.0: failed to build

[Maxim Cournoyer]

Ricardo Wurmus <address@hidden> writes:

> Marius Bakke <address@hidden> writes:
>
>> sirgazil via Bug reports for GNU Guix <address@hidden> writes:
>>
>>> I couldn't upgrade the packages in my user profile because "emacs-elpy" 
>>> check phase fails. 
>>>
>>>
>>> ## Steps to reproduce
>>>
>>> 1. guix pull
>>> 2. guix build emacs-elpy
>>>
>>>
>>> ## Unexpected result
>>>
>>>
>>> The output of the check phase:
>>>
>>> ---------------------------
>>> starting phase `check'
>>>
>>> Can’t guess python-indent-offset, using defaults: 4
>>
>> This seems to stem from the update of 'python-black' in
>> 5f603fab23e7df7e7b76566b3add24b65e92f807.  Reverting that commit makes
>> this package build.
>>
>> @Ricardo: Any objections to reverting the commit?
>
> I’d rather not revert but add an older variant of python-black for elpy.

Perhaps the issue would vanish if we move to Elpy 1.32?  I had started
packaging it, but hit some issues.

Maxim