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bug#27572: simultaneous installation of python2 and python3 fails
From: |
Ludovic Courtès |
Subject: |
bug#27572: simultaneous installation of python2 and python3 fails |
Date: |
Tue, 11 Jul 2017 11:29:25 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/25.2 (gnu/linux) |
Hi Diego,
Diego Nicola Barbato <address@hidden> skribis:
> address@hidden (Ludovic Courtès) writes:
>
>> Hello Diego,
>>
>> Diego Nicola Barbato <address@hidden> skribis:
>>
>>> When running the command "guix pull && guix package -i address@hidden
>>> python"
>>> instead of installing the latest version of python2 and python3, as it
>>> used to do until about four weeks ago, guix gives following error
>>> message (hash values replaced with ...):
>>>
>>> guix package: error: profile contains conflicting entries for python:out
>>> guix package: error: first entry: address@hidden:out
>>> /gnu/store/...-python-2.7.13
>>> guix package: error: second entry: address@hidden:out
>>> /gnu/store/...-python-3.5.3
>>
>> Indeed, Guix now refuses to install two different versions or variants
>> of the same package since in general they would conflict.
>>
>> In this particular case, they do not actually conflict, I think, since
>> address@hidden provides executables prefixed by “3” whereas address@hidden
>> does not.
>>
>> Perhaps we should rename “python” to “python2” or something like that?
>>
>> In the meantime, I recommend using separate profiles for your Python 2
>> and Python 3 development environments. Is that a viable option for you?
>
> Using separate profiles seems like a reasonable option. I also tried
> using guix environment with the --ad-hoc flag.
Right, that should work fine.
I’m closing this bug now; please do reopen it if you feel like the
solutions above aren’t quite convenient after all.
Thank you,
Ludo’.