Hi Danny, Thank you for your explanations.
On Sun, 24 Feb 2019 at 20:02, Danny Milosavljevic <dan...@scratchpost.org> wrote: > > In this case, since python-cairocffi is presumably also used by others, > set it up to do (1). But I checked guix master, the package > "python-cairocffi" there is already set up for (1). > > Are you sure you didn't accidentially create a duplicate that doesn't? Yes, there is a duplicate here. I naively thought that `guix import pypi -r tool` was checking if the dependency was or not already declared. The good point is I have learned about the issue and how to fix it. :-) > Are you sure that the culprit isn't in python-cairosvg ? Now, the culprit is python-cffi with a similar error than the previous one. Well, I post-pone that to come back later with fresh eyes. ;-) Thank you again for your explanations. All the best -- simon