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Re: Python packages

From: Moritz Tacke
Subject: Re: Python packages
Date: Tue, 03 Jan 2023 18:03:28 +0100
User-agent: mu4e 1.8.10; emacs 28.2

You did, thank you very much!

Wojtek Kosior <> writes:

> [[PGP Signed Part:Undecided]]
> Thanks for the details, Moritz. I'll try to clarify everything for you.
> Although you sent your response just to me, I'm adding the help-guix
> mailing list back into the CC field of the email (so that others can
> see and perhaps add some useful advice at some point).
> So, Guix uses its own repository for packages. Although it is a special
> kind of package manager (a transactional one), in this specific regard
> it is just as every conventional distro's package manager (e.g. APT,
> RPM) — it needs given program to be packaged by someone and added to
> its repository for it to be directly available to users. Apparently,
> nobody has packaged WFDB yet, hence `guix search` gives you nothing.
> `guix import`, on the other hand, is a tool meant for people who want
> to package stuff by themselves. Its target audience is both packagers
> and advanced users who are able and willing to package the missing
> software by themselves. In fact, those 2 roles can (and should) overlap
> :)
> So, `guix import` is a tool that just aids in making a Guix package. It
> tries to guess some things and it cannot guarantee it will guess
> correctly (since sources like PyPI often lack all the information
> required to automatically make a working package). The generated .scm
> files are therefore meant to be reviewed and edited by the user.
> Once you get everything to work, you can (and are encouraged to) help
> others by submitting the new package definition for inclusion in Guix.
> This, of course, requires a bit more effort (cloning the Guix' git repo,
> placing your package definition in the proper file under
> `gnu/packages/`, etc. More information here[1]. Once you get through
> this, others will be able to `guix search` the package :)
> Don't be surprised if many useful pieces of software are not yet in
> Guix. You can look up the number of packages in Guix, Debian and NixOS.
> Guix is a younger distro and therefore has way fewer packages ¯\_(ツ)_/¯
> I hope I helped
> Wojtek
> [1]
> -- (sig_start)
> website:
> PGP:
> fingerprint: E972 7060 E3C5 637C 8A4F  4B42 4BC5 221C 5A79 FD1A
> Meet Kraków saints!           #42: blessed Rafał Chyliński
> Poznaj świętych krakowskich!  #42: błogosławiony Rafał Chyliński
> -- (sig_end)
> On Tue, 3 Jan 2023 11:33:24 +0100
> Moritz Tacke <> wrote:
>> Sure!
>> I'm currently trying to install the WFDB python library. It is hosted on
>> PyPI (, but I can't find it using "guix search".
>> What I did then was to use "guix import", which created a .scm-file. This
>> file was not yet sufficient to use it directly for installation, therefore
>> I had to modify the file (import some other files, change a problem in the
>> license statement). This lead to a .scm-file I could use to install the
>> module from the PyPi repository. Somehof I had the impression that I was
>> not using the tools in the right way, e.g. why "guix import" returned a
>> file that was not complete (but, instead, needed some quite mechanical
>> modifications from my side). I was hoping that, somehow, there would be a
>> way where I can packages from PyPi directly, with one single guix command.
>> On Mon, Jan 2, 2023 at 10:50 PM Wojtek Kosior <> wrote:
>> > > Hi,
>> > >
>> > > I am trying to use guix to install packages that debian does not
>> > > offer. However, in most cases (python modules) the package can't be
>> > > installed directly using guix as the package file is missing. What is the
>> > > correct way to proceed for e.g. a pypi module? I am currently creating a
>> > > package file myself, but is this the way it's meant to be? Is there a
>> > > standard place to store such custom scm files?
>> > > Greetings!
>> > >
>> > >                 Moritz  
>> >
>> > I'm not sure I fully and correctly understand the question. Can you
>> > clarify what you mean by "package file is missing"? Where is it missing
>> > from? How are you creating the packages yourself?
>> >
>> > Wojtek
>> >
>> > -- (sig_start)
>> > website:
>> > PGP:
>> > fingerprint: E972 7060 E3C5 637C 8A4F  4B42 4BC5 221C 5A79 FD1A
>> >
>> > Meet Kraków saints!           #10: blessed Hilary Januszewski
>> > Poznaj świętych krakowskich!  #10: błogosławiony Hilary Januszewski
>> >
>> > -- (sig_end)
>> >  
> [[End of PGP Signed Part]]

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