[Bug 2078356] Re: python3 upgrade has unmet dependencies

[MCE Computer Service]

sudo apt install -s python3-minimal=3.12.3-0ubuntu1 libpython3-stdlib=3.12.3-0ubuntu1 python3=3.12.3-0ubuntu1
[sudo] password for mark: 
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
python3 is already the newest version (3.12.3-0ubuntu1).
The following packages will be DOWNGRADED:
  libpython3-stdlib python3-minimal
0 upgraded, 0 newly installed, 2 downgraded, 0 to remove and 10 not upgraded.
5 not fully installed or removed.
Inst libpython3-stdlib [3.12.3-0ubuntu2] (3.12.3-0ubuntu1 Ubuntu:24.04/noble [amd64]) [python3:amd64 on python3-minimal:amd64] [python3:amd64 ]
Inst python3-minimal [3.12.3-0ubuntu2] (3.12.3-0ubuntu1 Ubuntu:24.04/noble [amd64])
Conf libpython3-stdlib (3.12.3-0ubuntu1 Ubuntu:24.04/noble [amd64])
Conf python3-minimal (3.12.3-0ubuntu1 Ubuntu:24.04/noble [amd64])
Conf ubuntu-release-upgrader-gtk (1:24.04.22 Ubuntu:24.04/noble-updates [all])
Conf gnome-shell (46.0-0ubuntu6~24.04.4 Ubuntu:24.04/noble-updates [amd64])
Conf mount (2.39.3-9ubuntu6.1 Ubuntu:24.04/noble-updates [amd64])
Conf ubuntu-release-upgrader-core (1:24.04.22 Ubuntu:24.04/noble-updates [all])

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https://bugs.launchpad.net/bugs/2078356

Title:
  python3 upgrade has unmet dependencies

Status in python3-defaults package in Ubuntu:
  New

Bug description:
  running python pre-rtupdate hooks for python3.12...
  dpkg: error processing archive /var/cache/apt/archives/python3_3.12.3-0ubuntu2_amd64.deb (--unpack):
   new python3 package pre-installation script subprocess returned error exit status 3
  Preparing to unpack .../libpython3-stdlib_3.12.3-0ubuntu2_amd64.deb ...
  Unpacking libpython3-stdlib:amd64 (3.12.3-0ubuntu2) over (3.12.3-0ubuntu1) ...
  Preparing to unpack .../libsmartcols1_2.39.3-9ubuntu6.1_amd64.deb ...
  Unpacking libsmartcols1:amd64 (2.39.3-9ubuntu6.1) over (2.39.3-9ubuntu6) ...
  Errors were encountered while processing:
   /var/cache/apt/archives/python3_3.12.3-0ubuntu2_amd64.deb
  E: Sub-process /usr/bin/dpkg returned an error code (1)

  ProblemType: Bug
  DistroRelease: Ubuntu 24.04
  Package: python3 3.12.3-0ubuntu1
  ProcVersionSignature: Ubuntu 6.8.0-41.41-generic 6.8.12
  Uname: Linux 6.8.0-41-generic x86_64
  NonfreeKernelModules: nvidia_modeset nvidia zfs
  ApportVersion: 2.28.1-0ubuntu3.1
  Architecture: amd64
  CasperMD5CheckResult: pass
  CurrentDesktop: ubuntu:GNOME
  Date: Thu Aug 29 10:52:19 2024
  InstallationDate: Installed on 2024-07-13 (47 days ago)
  InstallationMedia: Ubuntu 24.04 LTS "Noble Numbat" - Release amd64 (20240424)
  ProcEnviron:
   LANG=en_US.UTF-8
   PATH=(custom, no user)
   SHELL=/bin/bash
   TERM=xterm-256color
  SourcePackage: python3-defaults
  UpgradeStatus: No upgrade log present (probably fresh install)

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