celery v5.0.2 Release Notes

Release Date: 2020-11-03 // about 1 month ago
  • ๐Ÿš€ :release-date: 2020-11-02 8.00 P.M UTC+2:00 ๐Ÿš€ :release-by: Omer Katz

    • Fix _autodiscover_tasks_from_fixups (#6424).
    • ๐Ÿ‘ท Flush worker prints, notably the banner (#6432).
    • ๐Ÿ’ฅ Breaking Change: Remove ha_policy from queue definition. (#6440)

      This argument has no effect since RabbitMQ 3.0. Therefore, We feel comfortable dropping it in a patch release.

    • ๐Ÿ‘ Python 3.9 support (#6418).

    • Regression: When using the prefork pool, pick the fair scheduling strategy by default (#6447).

    • Preserve callbacks when replacing a task with a chain (#6189).

    • ๐Ÿ›  Fix max_retries override on self.retry() (#6436).

    • Raise proper error when replacing with an empty chain (#6452)

    .. _version-5.0.1:

Previous changes from v5.0.1

  • ๐Ÿš€ :release-date: 2020-10-18 1.00 P.M UTC+3:00 ๐Ÿš€ :release-by: Omer Katz

    • ๐ŸŒฒ Specify UTF-8 as the encoding for log files (#6357).
    • Custom headers now propagate when using the protocol 1 hybrid messages (#6374).
    • Retry creating the database schema for the database results backend in case of a race condition (#6298).
    • When using the Redis results backend, awaiting for a chord no longer hangs when setting :setting:result_expires to 0 (#6373).
    • When a user tries to specify the app as an option for the subcommand, a custom error message is displayed (#6363).
    • ๐Ÿ›  Fix the --without-gossip, --without-mingle, and --without-heartbeat options which now work as expected. (#6365)
    • Provide a clearer error message when the application cannot be loaded.
    • ๐Ÿ—„ Avoid printing deprecation warnings for settings when they are loaded from Django settings (#6385).
    • ๐Ÿ‘ Allow lowercase log levels for the --loglevel option (#6388).
    • Detaching now works as expected (#6401).
    • โช Restore broadcasting messages from celery control (#6400).
    • Pass back real result for single task chains (#6411).
    • Ensure group tasks a deeply serialized (#6342).
    • ๐Ÿ›  Fix chord element counting (#6354).
    • โช Restore the celery shell command (#6421).

    .. _version-5.0.0: