Re: Python package with some rust dependency

[Alexis Simon <alexis.simon@runbox.com>]

Thanks a lot Carlo

I see what you mean there, but I'm probably out of my depth in terms of 
guix/guile knowledge so this will probably have to wait for me to level up.

On 12/02/2024 15:29, Carlo Zancanaro wrote:
> Hi Alexis,
> 
> I don't really know much about building rust. Given this one repository
> has both, I wonder if it would make sense to build them separately (as
> two packages), and have one as an input of the other.
> 
> Presumably this would mean the python package taking the rust package as
> an input, but the details might be more involved.
> 
> On Sun, Feb 11 2024, Alexis Simon wrote:
>> Going the cargo-build-system way, it errors probably because there's
>> no rust crate at the root of the project.
> 
> One option here might be to add a phase after the unpack phase, to chdir
> into the directory with the rust crate. You can see examples in lots of
> places in the Guix repository, like wpa-supplicant-gui. Which has a
> phase modification:
> 
>      (add-after 'unpack 'chdir
>        (lambda _ (chdir "wpa_supplicant/wpa_gui-qt4")))
> 
> You'll need to change the directory to match where in the fwdpy11 source
> you need to go to build the rust stuff.

Ok, this seems really counter intuitive though to go and use the cargo 
build system for a python package only have a tiny part in rust.

> 
> I hope that helps,

Thanks for the pointers, it helps

> 
> Carlo