[Bug 2060152] [NEW] distupgrade 'ConfigParser' object has no attribute 'readfp'

[Gerald Quintana]

Public bug reported:

Running on Noble, after running apt dist-upgrade, in the recovery menu,
run dpkg mode which in turn runs

python3 /usr/lib/python3/dist-packages/DistUpgrade/dist-upgrade.py
--partial --frontend DistUpgradeViewText --datadir /usr/share/ubuntu-
release-upgrader

2024-04-03 20:10:04,192 INFO Using config files '['/usr/share/ubuntu-release-upgrader/DistUpgrade.cfg', '/etc/update-manager/release-upgrades.d/ubuntu-advantage-upgrades.cfg']'
2024-04-03 20:10:04,192 INFO uname information: 'Linux huahine 6.8.0-11-generic #11-Ubuntu SMP PREEMPT_DYNAMIC Wed Feb 14 00:29:05 UTC 2024 x86_64'
2024-04-03 20:10:04,367 INFO apt version: '2.7.14'
2024-04-03 20:10:04,368 INFO python version: '3.12.2 (main, Mar 19 2024, 00:13:04) [GCC 13.2.0]'
2024-04-03 20:10:04,369 INFO release-upgrader version '24.04.11' started
2024-04-03 20:10:04,371 INFO locale: 'fr_FR' 'UTF-8'
2024-04-03 20:10:04,392 INFO screen could not be run
2024-04-03 20:10:04,405 DEBUG Using 'DistUpgradeViewText' view
2024-04-03 20:10:04,423 DEBUG enable dpkg --force-overwrite
2024-04-03 20:10:04,463 DEBUG lsb-release: 'noble'
2024-04-03 20:10:04,464 DEBUG _pythonSymlinkCheck run
2024-04-03 20:10:04,468 ERROR not handled exception:
Traceback (most recent call last):

  File "/usr/lib/python3/dist-packages/DistUpgrade/dist-upgrade.py", line 8, in <module>
    sys.exit(main())
             ^^^^^^

  File "/usr/lib/python3/dist-packages/DistUpgrade/DistUpgradeMain.py", line 233, in main
    if not app.doPartialUpgrade():
           ^^^^^^^^^^^^^^^^^^^^^^

  File "/usr/lib/python3/dist-packages/DistUpgrade/DistUpgradeController.py", line 2609, in doPartialUpgrade
    self.prepare()

  File "/usr/lib/python3/dist-packages/DistUpgrade/DistUpgradeController.py", line 465, in prepare
    if not self._pythonSymlinkCheck():
           ^^^^^^^^^^^^^^^^^^^^^^^^^^

  File "/usr/lib/python3/dist-packages/DistUpgrade/DistUpgradeController.py", line 415, in _pythonSymlinkCheck
    config.readfp(f)
    ^^^^^^^^^^^^^

AttributeError: 'ConfigParser' object has no attribute 'readfp'. Did you
mean: 'read'?

2024-04-03 20:10:04,469 DEBUG running apport_crash()


python3-distupgrade 1:24.04.11

** Affects: ubuntu-release-upgrader (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/2060152

Title:
  distupgrade 'ConfigParser' object has no attribute 'readfp'

Status in ubuntu-release-upgrader package in Ubuntu:
  New

Bug description:
  Running on Noble, after running apt dist-upgrade, in the recovery
  menu, run dpkg mode which in turn runs

  python3 /usr/lib/python3/dist-packages/DistUpgrade/dist-upgrade.py
  --partial --frontend DistUpgradeViewText --datadir /usr/share/ubuntu-
  release-upgrader

  2024-04-03 20:10:04,192 INFO Using config files '['/usr/share/ubuntu-release-upgrader/DistUpgrade.cfg', '/etc/update-manager/release-upgrades.d/ubuntu-advantage-upgrades.cfg']'
  2024-04-03 20:10:04,192 INFO uname information: 'Linux huahine 6.8.0-11-generic #11-Ubuntu SMP PREEMPT_DYNAMIC Wed Feb 14 00:29:05 UTC 2024 x86_64'
  2024-04-03 20:10:04,367 INFO apt version: '2.7.14'
  2024-04-03 20:10:04,368 INFO python version: '3.12.2 (main, Mar 19 2024, 00:13:04) [GCC 13.2.0]'
  2024-04-03 20:10:04,369 INFO release-upgrader version '24.04.11' started
  2024-04-03 20:10:04,371 INFO locale: 'fr_FR' 'UTF-8'
  2024-04-03 20:10:04,392 INFO screen could not be run
  2024-04-03 20:10:04,405 DEBUG Using 'DistUpgradeViewText' view
  2024-04-03 20:10:04,423 DEBUG enable dpkg --force-overwrite
  2024-04-03 20:10:04,463 DEBUG lsb-release: 'noble'
  2024-04-03 20:10:04,464 DEBUG _pythonSymlinkCheck run
  2024-04-03 20:10:04,468 ERROR not handled exception:
  Traceback (most recent call last):

    File "/usr/lib/python3/dist-packages/DistUpgrade/dist-upgrade.py", line 8, in <module>
      sys.exit(main())
               ^^^^^^

    File "/usr/lib/python3/dist-packages/DistUpgrade/DistUpgradeMain.py", line 233, in main
      if not app.doPartialUpgrade():
             ^^^^^^^^^^^^^^^^^^^^^^

    File "/usr/lib/python3/dist-packages/DistUpgrade/DistUpgradeController.py", line 2609, in doPartialUpgrade
      self.prepare()

    File "/usr/lib/python3/dist-packages/DistUpgrade/DistUpgradeController.py", line 465, in prepare
      if not self._pythonSymlinkCheck():
             ^^^^^^^^^^^^^^^^^^^^^^^^^^

    File "/usr/lib/python3/dist-packages/DistUpgrade/DistUpgradeController.py", line 415, in _pythonSymlinkCheck
      config.readfp(f)
      ^^^^^^^^^^^^^

  AttributeError: 'ConfigParser' object has no attribute 'readfp'. Did
  you mean: 'read'?

  2024-04-03 20:10:04,469 DEBUG running apport_crash()


  
  python3-distupgrade 1:24.04.11

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