From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ricardo Wurmus <rekado@elephly.net>
Subject: Re: Building packages with python-3.4
Date: Fri, 28 Oct 2016 22:00:31 +0200
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References: <20161012215214.GA17635@jasmine> <87k2cxzcox.fsf@gnu.org>
	<20161028163352.GA6255@jasmine>
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To: Leo Famulari <leo@famulari.name>
Cc: guix-devel@gnu.org


Leo Famulari <leo@famulari.name> writes:

> On Mon, Oct 24, 2016 at 10:58:38PM +0200, Ludovic Courtès wrote:
>> Leo Famulari <leo@famulari.name> skribis:
>> 
>> > On core-updates, we updated python to 3.5.2, but we kept 3.4.5 in case
>> > we needed it.
>> >
>> > I recently tried building python-cryptography with 3.4.5, like this:
>> >
>> >     (arguments
>> >      `(#:python ,python-3.4))
>> >
>> > But, it fails like this:
>> >
>> > patch-shebang: ./setup.py: warning: no binary for interpreter `python' found in $PATH
>> 
>> I think you need to write:
>> 
>>   (arguments
>>    `(#:python ,(wrap-python3 python-3.4)))
>> 
>> That will provide ‘python’ and other commands without the ‘3’ prefix.
>
> Thanks!
>
> I tried this to fix the build failure of Blender on core-updates, and it
> did work. But in the end I instead updated Blender to the latest
> version, which supports Python 3.5.

Heh, I was waiting for the Python upgrade to upgrade Blender but didn’t
manage to do it without my laptop freezing.  Thanks for taking care of
this!

~~ Ricardo