Re: [yocto] [Scarthgap] "ModuleNotFoundError: No module named 'imp'"

Hello!
It is meta-atmel that force SWIG to 3.0.8.....

meta-atmel/conf/distro/poky-atmel.conf at scarthgap · linux4sam/meta-atmel
<https://github.com/linux4sam/meta-atmel/blob/scarthgap/conf/distro/poky-atmel.conf>




Il giorno mer 15 ott 2025 alle ore 11:46 Gyorgy Sarvari <
[email protected]> ha scritto:

> On 10/15/25 11:20, simone bongini wrote:
> > Hello,
> > I'm not able to find log.do_configure from libdnf-native, but....
> >
>
> You can recreate is with "bitbake -c configure libdnf-native"
>
> > From the generated error.py of libdnf file I can read
> >
> > # This file was automatically generated by SWIG (http://www.swig.org).
> > # Version 3.0.8
> > #
> > # Do not make changes to this file unless you know what you are
> > doing--modify
> > # the SWIG interface file instead.
> >
> > Indeed I got that the proper version is the 4.2.1, but seems generated
> > from 3.0.8 version
> >
>
> I guess the question is, where does this version come from.
>
> Do you have swig installed on the build host? If yes, which version? I'm
> just curious is maybe somehow cmake breaks out of the build environment,
> and uses a wrong swig... (I just did a test in docker with swig
> installed, and it used the correct version. But that doesn't mean that
> it's impossible.)
> Also, do you happen to have any bbappend or similar modifications for
> either the swig of libdnf recipes?
>
>
> >
> > Il giorno mer 15 ott 2025 alle ore 09:56 Gyorgy Sarvari
> > <[email protected]> ha scritto:
> >
> >     On 10/14/25 12:43, simone bongini via lists.yoctoproject.org
> >     <http://lists.yoctoproject.org> wrote:
> >     > Hello All
> >     > i'm trying to build an image based on scarthgap.
> >     > I'm facing
> >     >
> >     > ERROR: our-image-initramfs-1.0-r0 do_rootfs: Could not invoke dnf.
> >     > Command
> >     >
> >
>  '/home/devlinux/BOARD.1/scarthgap/board-bsp/build-sd96/tmp/work/sama5d27-poky-linux-gnueabi/our-image-initramfs/1.0/recipe-sysroot-native/usr/bin/dnf
> >     > -v --rpmverbosity=info -y -c
> >     >
> >
>  /home/devlinux/BOARD.1/scarthgap/board-bsp/build-sd96/tmp/work/sama5d27-poky-linux-gnueabi/our-image-initramfs/1.0/rootfs/etc/dnf/dnf.conf
> >     >
> >
>  --setopt=reposdir=/home/devlinux/BOARD.1/scarthgap/board-bsp/build-sd96/tmp/work/sama5d27-poky-linux-gnueabi/our-image-initramfs/1.0/rootfs/etc/yum.repos.d
> >     >
> >
>  --installroot=/home/devlinux/BOARD.1/scarthgap/board-bsp/build-sd96/tmp/work/sama5d27-poky-linux-gnueabi/our-image-initramfs/1.0/rootfs
> >     >
> >
>  --setopt=logdir=/home/devlinux/BOARD.1/scarthgap/board-bsp/build-sd96/tmp/work/sama5d27-poky-linux-gnueabi/our-image-initramfs/1.0/temp
> >     >
> >
>  --repofrompath=oe-repo,/home/devlinux/board.1/scarthgap/board-bsp/build-sd96/tmp/work/sama5d27-poky-linux-gnueabi/our-image-initramfs/1.0/oe-rootfs-repo
> >     > makecache --refresh' returned 1:
> >     > Traceback (most recent call last):
> >     >   File
> >     >
> >
>  "/home/devlinux/BOARD.1/scarthgap/board-bsp/build-sd96/tmp/work/sama5d27-poky-linux-gnueabi/our-image-initramfs/1.0/recipe-sysroot-native/usr/bin/dnf.real",
> >     > line 61, in <module>
> >     >     from dnf.cli import main
> >     >   File
> >     >
> >
>  "/home/devlinux/BOARD.1/scarthgap/board-bsp/build-sd96/tmp/work/sama5d27-poky-linux-gnueabi/our-image-initramfs/1.0/recipe-sysroot-native/usr/lib/python3.12/site-packages/dnf/__init__.py",
> >     > line 30, in <module>
> >     >     import dnf.base
> >     >   File
> >     >
> >
>  "/home/devlinux/BOARD.1/scarthgap/board-bsp/build-sd96/tmp/work/sama5d27-poky-linux-gnueabi/our-image-initramfs/1.0/recipe-sysroot-native/usr/lib/python3.12/site-packages/dnf/base.py",
> >     > line 29, in <module>
> >     >     import libdnf.transaction
> >     >   File
> >     >
> >
>  "/home/devlinux/BOARD.1/scarthgap/board-bsp/build-sd96/tmp/work/sama5d27-poky-linux-gnueabi/our-image-initramfs/1.0/recipe-sysroot-native/usr/lib/python3.12/site-packages/libdnf/__init__.py",
> >     > line 8, in <module>
> >     >     from . import error
> >     >   File
> >     >
> >
>  "/home/devlinux/BOARD.1/scarthgap/board-bsp/build-sd96/tmp/work/sama5d27-poky-linux-gnueabi/our-image-initramfs/1.0/recipe-sysroot-native/usr/lib/python3.12/site-packages/libdnf/error.py",
> >     > line 28, in <module>
> >     >     _error = swig_import_helper()
> >     >              ^^^^^^^^^^^^^^^^^^^^
> >     >   File
> >     >
> >
>  "/home/devlinux/BOARD.1/scarthgap/board-bsp/build-sd96/tmp/work/sama5d27-poky-linux-gnueabi/our-image-initramfs/1.0/recipe-sysroot-native/usr/lib/python3.12/site-packages/libdnf/error.py",
> >     > line 15, in swig_import_helper
> >     >     import imp
> >     > ModuleNotFoundError: No module named 'imp'
> >     >
> >     > ERROR: Logfile of failure stored in:
> >     >
> >
>  /home/devlinux/BOARD.1/scarthgap/board-bsp/build-sd96/tmp/work/sama5d27-poky-linux-gnueabi/our-image-initramfs/1.0/temp/log.do_rootfs.3572531
> >     > ERROR: Task
> >     >
> >
>  (/home/devlinux/BOARD.1/scarthgap/board-bsp/meta-sd96/meta-sd96/recipes-core/initramfs/our-image-initramfs.bb:
> do_rootfs)
> >     > failed with exit code '1'
> >     >
> >     > issue caused by Python 3.12 that is not compatible with "imp"
> >     library.
> >     > But, why swig in scarthgap generate error.py that includes "imp"
> >     library?
> >
> >     Interesting question - I think also that it shouldn't do that.
> >     Random first thought: if you look into the log.do_configure of
> >     libdnf-native, what does it say, which version of swig did it
> >     find, and
> >     at what path? Is it v4.2.1, somewhere from ${RECIPE_SYSROOT_NATIVE}?
> >
> >     >
> >     > our-image-initramfs.bb <http://our-image-initramfs.bb>
> >     <http://our-image-initramfs.bb> is an our
> >     > recipes that inherit core-image in order to create a DM-Verity
> >     fitImage.
> >     > Note that it works with kirkstone poky.
> >     >
> >     > Thank you all,
> >     > SB
> >     >
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