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Update failure does not restore site-packages #322

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#323
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Update failure does not restore site-packages#322
#323
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zooba
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bugSomething isn't workingrelease-blockerDo not release without fixing this issue!

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@zooba
zooba
opened on Apr 16, 2026

If an upgrade fails at the atomic_unlink step, preserved site-packages directories are not restored while unwinding.

Can't share the entire log, but the relevant lines are:

  • install_command.py:827
  • install_command.py:583
  • fsutils.py:108
  • fsutils.py:220

Activity

  1. zooba
    added
    bugSomething isn't working
    release-blockerDo not release without fixing this issue!
    on Apr 16, 2026
  2. zooba
    self-assigned this
    on Apr 16, 2026
  3. zooba
    added a commit that references this issue on Apr 16, 2026

    Improve handling when install fails.

    345ca2e
  4. zooba
    closed this as completedin #323on Apr 24, 2026
  5. StanFromIreland
    added a commit that references this issue on Jul 8, 2026

    Improve handling when install fails. (python#323)

    07c4712
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