v5.3.0b2

Release date: 2023-02-19 1:47 P.M GMT+2

Release by: Asif Saif Uddin

• BLM-2: Adding unit tests to chord clone by @Nusnus in #7668
• Fix unknown task error typo by @dcecile in #7675
• rename redis integration test class so that tests are executed by
  @wochinge in #7684
• Check certificate/private key type when loading them by @qrmt in
  #7680
• Added integration
  test_chord_header_id_duplicated_on_rabbitmq_msg_duplication() by
  @Nusnus in #7692
• New feature flag: allow_error_cb_on_chord_header - allowing setting
  an error callback on chord header by @Nusnus in #7712
• Update README.rst sorting Python/Celery versions by @andrebr in
  #7714
• Fixed a bug where stamping a chord body would not use the correct
  stamping method by @Nusnus in #7722
• Fixed doc duplication typo for Signature.stamp() by @Nusnus in
  #7725
• Fix issue 7726: variable used in finally block may not be
  instantiated by @woutdenolf in #7727
• Fixed bug in chord stamping with another chord as a body + unit test
  by @Nusnus in #7730
• Use "describe_table" not "create_table" to check for existence
  of DynamoDB table by @maxfirman in #7734
• Enhancements for task_allow_error_cb_on_chord_header tests and docs
  by @Nusnus in #7744
• Improved custom stamping visitor documentation by @Nusnus in #7745
• Improved the coverage of test_chord_stamping_body_chord() by
  @Nusnus in #7748
• billiard >= 3.6.3.0,<5.0 for rpm by @auvipy in #7764
• Fixed memory leak with ETA tasks at connection error when
  worker_cancel_long_running_tasks_on_connection_loss is enabled by
  @Nusnus in #7771
• Fixed bug where a chord with header of type tuple was not supported
  in the link_error flow for task_allow_error_cb_on_chord_header flag
  by @Nusnus in #7772
• Scheduled weekly dependency update for week 38 by @pyup-bot in
  #7767
• recreate_module: set spec to the new module by @skshetry in #7773
• Override integration test config using integration-tests-config.json
  by @thedrow in #7778
• Fixed error handling bugs due to upgrade to a newer version of
  billiard by @Nusnus in #7781
• Do not recommend using easy_install anymore by @jugmac00 in #7789
• GitHub Workflows security hardening by @sashashura in #7768
• Update ambiguous acks_late doc by @Zhong-z in #7728
• billiard >=4.0.2,<5.0 by @auvipy in #7720
• importlib_metadata remove deprecated entry point interfaces by
  @woutdenolf in #7785
• Scheduled weekly dependency update for week 41 by @pyup-bot in
  #7798
• pyzmq>=22.3.0 by @auvipy in #7497
• Remove amqp from the BACKEND_ALISES list by @Kludex in #7805
• Replace print by logger.debug by @Kludex in #7809
• Ignore coverage on except ImportError by @Kludex in #7812
• Add mongodb dependencies to test.txt by @Kludex in #7810
• Fix grammar typos on the whole project by @Kludex in #7815
• Remove isatty wrapper function by @Kludex in #7814
• Remove unused variable _range by @Kludex in #7813
• Add type annotation on concurrency/threads.py by @Kludex in #7808
• Fix linter workflow by @Kludex in #7816
• Scheduled weekly dependency update for week 42 by @pyup-bot in
  #7821
• Remove .cookiecutterrc by @Kludex in #7830
• Remove .coveragerc file by @Kludex in #7826
• kombu>=5.3.0b2 by @auvipy in #7834
• Fix readthedocs build failure by @woutdenolf in #7835
• Fixed bug in group, chord, chain stamp() method, where the visitor
  overrides the previously stamps in tasks of these objects by
  @Nusnus in #7825
• Stabilized
  test_mutable_errback_called_by_chord_from_group_fail_multiple by
  @Nusnus in #7837
• Use SPDX license expression in project metadata by @RazerM in #7845
• New control command revoke_by_stamped_headers by @Nusnus in #7838
• Clarify wording in Redis priority docs by @strugee in #7853
• Fix non working example of using celery_worker pytest fixture by
  @paradox-lab in #7857
• Removed the mandatory requirement to include stamped_headers key
  when implementing on_signature() by @Nusnus in #7856
• Update serializer docs by @sondrelg in #7858
• Remove reference to old Python version by @Kludex in #7829
• Added on_replace() to Task to allow manipulating the replaced sig
  with custom changes at the end of the task.replace() by @Nusnus in
  #7860
• Add clarifying information to completed_count documentation by
  @hankehly in #7873
• Stabilized test_revoked_by_headers_complex_canvas by @Nusnus in
  #7877
• StampingVisitor will visit the callbacks and errbacks of the
  signature by @Nusnus in #7867
• Fix "rm: no operand" error in clean-pyc script by @hankehly in
  #7878
• Add --skip-checks flag to bypass django core checks by @mudetz in
  #7859
• Scheduled weekly dependency update for week 44 by @pyup-bot in
  #7868
• Added two new unit tests to callback stamping by @Nusnus in #7882
• Sphinx extension: use inspect.signature to make it Python 3.11
  compatible by @mathiasertl in #7879
• cryptography==38.0.3 by @auvipy in #7886
• Canvas.py doc enhancement by @Nusnus in #7889
• Fix typo by @sondrelg in #7890
• fix typos in optional tests by @hsk17 in #7876
• Canvas.py doc enhancement by @Nusnus in #7891
• Fix revoke by headers tests stability by @Nusnus in #7892
• feat: add global keyprefix for backend result keys by @kaustavb12
  in #7620
• Canvas.py doc enhancement by @Nusnus in #7897
• fix(sec): upgrade sqlalchemy to 1.2.18 by @chncaption in #7899
• Canvas.py doc enhancement by @Nusnus in #7902
• Fix test warnings by @ShaheedHaque in #7906
• Support for out-of-tree worker pool implementations by
  @ShaheedHaque in #7880
• Canvas.py doc enhancement by @Nusnus in #7907
• Use bound task in base task example. Closes #7909 by
  @WilliamDEdwards in #7910
• Allow the stamping visitor itself to set the stamp value type
  instead of casting it to a list by @Nusnus in #7914
• Stamping a task left the task properties dirty by @Nusnus in #7916
• Fixed bug when chaining a chord with a group by @Nusnus in #7919
• Fixed bug in the stamping visitor mechanism where the request was
  lacking the stamps in the 'stamps' property by @Nusnus in #7928
• Fixed bug in task_accepted() where the request was not added to the
  requests but only to the active_requests by @Nusnus in #7929
• Fix bug in TraceInfo._log_error() where the real exception obj was
  hiding behind 'ExceptionWithTraceback' by @Nusnus in #7930
• Added integration test: test_all_tasks_of_canvas_are_stamped() by
  @Nusnus in #7931
• Added new example for the stamping mechanism: examples/stamping by
  @Nusnus in #7933
• Fixed a bug where replacing a stamped task and stamping it again by
  @Nusnus in #7934
• Bugfix for nested group stamping on task replace by @Nusnus in
  #7935
• Added integration test test_stamping_example_canvas() by @Nusnus in
  #7937
• Fixed a bug in losing chain links when unchaining an inner chain
  with links by @Nusnus in #7938
• Removing as not mandatory by @auvipy in #7885
• Housekeeping for Canvas.py by @Nusnus in #7942
• Scheduled weekly dependency update for week 50 by @pyup-bot in
  #7954
• try pypy 3.9 in CI by @auvipy in #7956
• sqlalchemy==1.4.45 by @auvipy in #7943
• billiard>=4.1.0,<5.0 by @auvipy in #7957
• feat(typecheck): allow changing type check behavior on the app
  level; by @moaddib666 in #7952
• Add broker_channel_error_retry option by @nkns165 in #7951
• Add beat_cron_starting_deadline_seconds to prevent unwanted cron
  runs by @Abs25 in #7945
• Scheduled weekly dependency update for week 51 by @pyup-bot in
  #7965
• Added doc to "retry_errors" newly supported field of
  "publish_retry_policy" of the task namespace by @Nusnus in #7967
• Renamed from master to main in the docs and the CI workflows by
  @Nusnus in #7968
• Fix docs for the exchange to use with worker_direct by
  @alessio-b2c2 in #7973
• Pin redis==4.3.4 by @auvipy in #7974
• return list of nodes to make sphinx extension compatible with Sphinx
  6.0 by @mathiasertl in #7978
• use version range redis>=4.2.2,<4.4.0 by @auvipy in #7980
• Scheduled weekly dependency update for week 01 by @pyup-bot in
  #7987
• Add annotations to minimise differences with celery-aio-pool's
  tracer.py. by @ShaheedHaque in #7925
• Fixed bug where linking a stamped task did not add the stamp to the
  link's options by @Nusnus in #7992
• sqlalchemy==1.4.46 by @auvipy in #7995
• pytz by @auvipy in #8002
• Fix few typos, provide configuration + workflow for codespell to
  catch any new by @yarikoptic in #8023
• RabbitMQ links update by @arnisjuraga in #8031
• Ignore files generated by tests by @Kludex in #7846
• Revert "sqlalchemy==1.4.46 (#7995)" by @Nusnus in #8033
• Fixed bug with replacing a stamped task with a chain or a group
  (inc. links/errlinks) by @Nusnus in #8034
• Fixed formatting in setup.cfg that caused flake8 to misbehave by
  @Nusnus in #8044
• Removed duplicated import Iterable by @Nusnus in #8046
• Fix docs by @Nusnus in #8047
• Document --logfile default by @strugee in #8057
• Stamping Mechanism Refactoring by @Nusnus in #8045
• result_backend_thread_safe config shares backend across threads by
  @CharlieTruong in #8058
• Fix cronjob that use day of month and negative UTC timezone by
  @pkyosx in #8053
• Stamping Mechanism Examples Refactoring by @Nusnus in #8060
• Fixed bug in Task.on_stamp_replaced() by @Nusnus in #8061
• Stamping Mechanism Refactoring 2 by @Nusnus in #8064
• Changed default append_stamps from True to False (meaning duplicates
  ... by @Nusnus in #8068
• typo in comment: mailicious => malicious by @yanick in #8072
• Fix command for starting flower with specified broker URL by
  @ShukantPal in #8071
• Improve documentation on ETA/countdown tasks (#8069) by
  @norbertcyran in #8075