[mythtv-users] V35 install on Archlinux using cmake is missing python modules used in find_orphans.py

[Bill Meek]

On Wednesday 19 February 2025 12:07:45 PM (-06:00), James Abernathy wrote:



> On Wed, Feb 19, 2025 at 11:44 AM James Abernathy <jfabernathy at gmail.com>

> wrote:

>

> >

> >

> > On Wed, Feb 19, 2025 at 11:22 AM Bill Meek <keemllib at gmail.com> wrote:

> >

> >>

> >>

> >>

> >> On Wednesday 19 February 2025 09:53:55 AM (-06:00), James Abernathy wrote:

> >>

> >> > On Wed, Feb 19, 2025 at 10:47 AM Bill Meek <keemllib at gmail.com> wrote:

> >> >

> >> > >

> >> > >

> >> > >

> >> > > On Wednesday 19 February 2025 08:24:29 AM (-06:00), James Abernathy

> >> wrote:

> >> > >

> >> > > > On Wed, Feb 19, 2025 at 9:21 AM James Abernathy <

> >> jfabernathy at gmail.com>

> >> > > > wrote:

> >> > > >

> >> > > > >

> >> > > > >

> >> > > > > On Wed, Feb 19, 2025 at 9:11 AM glen <glenb at glenb.net> wrote:

> >> > > > >

> >> > > > >> On Wed, 2025-02-19 at 07:42 -0500, James Abernathy wrote:

> >> > > > >>

> >> > > > >> So I've got a successful build of Mythtv on Archlinux using the

> >> v35

> >> > > cmake

> >> > > > >> method. I used ansible for my dependencies and it works fine as

> >> far

> >> > > as I

> >> > > > >> can tell.

> >> > > > >>

> >> > > > >> However when I try find_orphans.py I get:

> >> > > > >>

> >> > > > >> ./find_orphans.py

> >> > > > >> Traceback (most recent call last):

> >> > > > >> File "/home/jim/Downloads/./find_orphans.py", line 3, in

> >> <module>

> >> > > > >> from MythTV import MythDB, MythBE, Recorded, MythError

> >> > > > >> ModuleNotFoundError: No module named 'MythTV'

> >> > > > >>

> >> > > > >> I built using sudo like this:

> >> > > > >>

> >> > > > >> sudo cmake --preset qt5 -DCMAKE_INSTALL_PREFIX=/usr 2>&1 | tee

> >> > > > >> ~/stage1-log

> >> > > > >> sudo cmake --build build-qt5 2>&1 | tee ~/stage2.log

> >> > > > >>

> >> > > > >> I looked through the stage1 and 2 log files I teed off and

> >> didn't see

> >> > > > >> anything missing except qt5webkit which is not needed.

> >> > > > >>

> >> > > > >> I can post those logs to Google Drive if needed.

> >> > > > >>

> >> > > > >> Jim A

> >> > > > >>

> >> > > > >>

> >> > > > >

> >> > > > >> is mythtv folder in the latest python on your machine in

> >> > > site-packages ?

> >> > > > >>

> >> > > > >

> >> > > > > No it seems that the build process didn't even build them???

> >> > > > >

> >> > > > > sudo updatedb

> >> > > > > sudo plocate site-packages | grep -i mythtv

> >> > > > >

> >> > > > > Shows nothing.

> >> > > > >

> >> > > > > Jim A

> >> > > > >

> >> > > >

> >> > > > BTW the link to the google drive with the stage 1&2 logs is:

> >> > > >

> >> > > >

> >> > >

> >> https://drive.google.com/drive/folders/1v4beUzxygecF5_Sq4g2OR1s7s6CN9W4u?usp=drive_link

> >> > > >

> >> > > > Jim A

> >> > >

> >> > > 1. I see pip is missing and it's not in ansible, please try pacman and

> >> > > install python-pip

> >> > > And python3-pip (I don't see any python3 packages in the pacman

> >> ansible

> >> > > tasks.)

> >> > > I'll push if one of those works.

> >> > >

> >> > > 2. If it doesn't help, try adding this: -DMYTH_BINDINGS_INSTALL_ROOT=/

> >> > >

> >> > >

> >> > > 3. Are you running cmake as root?

> >> > > Including user overrides

> >> /root/.config/MythTV/BuildOverridesPost.cmake

> >> > > That's my choice as I mimic the 'old' make/sudo make install.

> >> > > --

> >> > > Bill

> >> >

> >> >

> >> > python-pip was missing and I installed it. However, python3-pip is not

> >> > found on the Arch repository.

> >> >

> >> > I'll see what I can do with that.

> >> >

> >> > Jim A

> >>

> >> Looks like: https://wiki.archlinux.org/title/Python#Other_versions is

> >> one of the

> >> answers. If typing: python --version now shows 2.7, then I don't

> >> understand.

> >> That's been EOL since 1/1/2020.

> >>

> >> Don't know if all packages python3 packages used here are on AUR (and my

> >> Dockere is broken right now).

> >> --

> >> Bill

> >>

> >>

> > That error is the same one I get if I try to build from source like the

> > wiki says using the old ./configure, make, sudo make install. I can do an

> > install fine with the AUR package, mythtv-git, but I have to modify the

> > PKGBUILD file to use v35 and eliminate the python-future dependency.

> > However, I can't remember the last time I did that successfully if I test

> > find_orphans.py.

> >

> > I'm betting it's a dependency issue, but having to depend on AUR

> > maintainers for weird Python packages is suspect at best. In my NUCBOX,

> > it's easy to switch out the NVME drive and test something else. So I've

> > pulled the Arch SSD and put it in timeout so it can think about how it

> > screwed up. In the meantime I'll test something on Debian that I wanted to

> > do for comparison.

> >

> > I did find something about pip and AUR. I can't say I understand all of it:

> >

> > All python PKGBUILDs are built with --without-ensurepip, and pip is

> > provided via the python-pip package, which is built for the system-wide

> > python environment as a "site-packages" package. If you build any other

> > python version from the AUR, then you're supposed to use virtual

> > environments for any of those other python versions. In those virtual

> > environments, pip gets installed separately, and this is where you can also

> > upgrade or even remove it.

> >

> > $ yay -S python311

> > $ python -m virtualenv -p /usr/bin/python3.11 /path/to/venv

> > $ source /path/to/venv/bin/activate

> > $ python --version

> > $ python -m pip --version

> >

> > Jim A

> >

>

>

> As a comparison, on an Archlinux VM I used the ansible dependencies for

> mythtv and then git cloned the AUR mythtv-git.

>

> I modified only the fixes/35 from 34 in the PKGBUILD file, and then built

> the package with makepkg -si

>

> Once it complete I did the sudo updatedb, plocate site-packages | grep -i

> mythtv and this time I got a bunch of files.

>

> So I have not built a full mythtv combo BE/FE but this answers part of the

> question.

>

> Something is different between the new cmake build and the old ./configure,

> make, sudo make install that is keeping the python bindings from being

> built for Archlinux.

>

> Jim A





Did you try adding: -DMYTH_BINDINGS_INSTALL_ROOT=/
on your cmake command line?

-- 
Bill
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