Cool. I have been spending more time with my family visiting me, so did not
look yet at the comments - but I will - shortly - and will be happy to
merge it soon :D

On Wed, Jul 16, 2025 at 9:51 AM Aritra Basu <aritrabasu1...@gmail.com>
wrote:

> Great job on the PR Jarek! Looked through the broad strokes of the PR and
> all looked good to me.
> --
> Regards,
> Aritra Basu
>
> On Wed, 16 Jul 2025, 11:38 am Amogh Desai, <amoghdesai....@gmail.com>
> wrote:
>
> > Hi Jarek,
> >
> > That was quite a long PR to review. I focused most of my review time on
> the
> > areas
> > I’m more familiar with — (1) and (4). But I ended up going through the
> rest
> > as well 🙂
> >
> > Great job getting that PR green! I really appreciate the inline comments
> > with active TODOS,
> > they are helpful and make it easier to follow the context.
> >
> > Thanks & Regards,
> > Amogh Desai
> >
> >
> > On Wed, Jul 16, 2025 at 1:47 AM Jens Scheffler
> <j_scheff...@gmx.de.invalid
> > >
> > wrote:
> >
> > > Hi Jarek,
> > >
> > > cool! Thanks for all the efforts and the breath in preparing this!
> Added
> > > some comments in PR gut greatly appreciate (1) that notes describe the
> > > upper bindings and (2) that the reference image default stays with 3.12
> > > as 3.13 lags critical providers being ready.
> > >
> > > Jens
> > >
> > > On 15.07.25 19:52, Jarek Potiuk wrote:
> > > > *TL;DR; Python 3.13 is ... ALMOST here... All you need is final
> reviews
> > > and
> > > > merge !!!! *
> > > >
> > > > The PR is finally about to get green - after about 100 or so
> iterations
> > > (or
> > > > so it seems - I opened it on Feb 19th (!) - so it's 5 months in the
> > > > making). https://github.com/apache/airflow/pull/46891. I would
> really
> > > > appreciate some final reviews and approvals.
> > > >
> > > > Jens and Pavan had already made a number of comments over the loooong
> > > > course of this one and I **think** I addressed all of them. I am
> happy
> > to
> > > > get more comments - maybe some of the choices I made are outdated or
> > can
> > > be
> > > > improved - but now having the PR green it will be way easier to
> iterate
> > > on
> > > > it
> > > >
> > > > It took a really long time and a number of iterations and some
> > > opinionated
> > > > choices. Mostly because FAB cannot be installed yet with Python
> 3.13  -
> > > but
> > > > it also gave me an opportunity to move out or run conditionally
> tests -
> > > for
> > > > all cases where FAB was still not completely removed from the core.
> One
> > > of
> > > > our tests (lowest-deps core Python 3.13) runs the complete suite of
> > tests
> > > > for core where `fab-provider` and `flask-app-builder` are completely
> > > > missing from the CI environment (BTW. `uv sync` is an awesome feature
> > of
> > > > `uv` and it made it possible). And a number of changes from other
> > people
> > > > (Jens,  Pavan, LIU ZHE YOU, Wei Lee, Vincent, Elad and many others
> had
> > to
> > > > be merged before we could get this one green).
> > > >
> > > > So I have a kind request - for those who know the codebase well -
> > please
> > > > take a look and let me know if you have any comments. Yes, it's a
> > > monstrous
> > > > PR and - unfortunately - it's not easily breakable into smaller ones,
> > > but I
> > > > tried to make it as easy to review as possible. I split it into 4
> > > > independent commits (which will still have to be squashed and merged
> > > > together):
> > > >
> > > > 1) Breeze changes for Python 3.13 - changes in breeze code that
> enable
> > > > Python 3.13
> > > > 2) Pyproject.toml changes in Providers for Python 3.13 (including
> > > > dependencies and python_requires) - big number of files
> > > > 3) README.rst changes for Providers for Python 3.13 (big number of
> > files)
> > > > 4) Actual changes that were necessary to get the PR green for Python
> > 3.13
> > > > (smaller number, but more substantial changes in airflow-core and
> > > provider
> > > > code that makes Python 3.13 work)
> > > >
> > > > Currently excluded providers for Python 3.13:
> > > > ** apache.beam*
> > > > ** apache.kafka*
> > > > ** fab*
> > > > ** **yandex*
> > > > ** ydb*
> > > >
> > > > They are excluded for various reasons - TODO:s left explaining the
> > > reasons
> > > > and we can gradually bring them in as blockers are removed). Detailed
> > > > summary of changes in the PR and copied below.
> > > >
> > > > When you review the code, you can focus on the part that you are
> > > interested
> > > > in (1) - if you want to look at breeze and (4) if you want to look at
> > > code
> > > > changes, and skip rather easily absolutely necessary dependency
> > > requirement
> > > > changes in (2) and mostly-automated changes from (3).
> > > >
> > > > Yep I am asking for a lot, sorry, but I can't see how I could break
> > that
> > > > one down into separate PRs easily.
> > > >
> > > > I have two kind requests to take a closer look specifically:
> > > >
> > > > a) for *Pavan* -> if you could check the aws-wrangler removal
> replacing
> > > it
> > > > with botocore - for docs publishing. I am not 100% sure if I got it
> > > right,
> > > > I did test it but a second pair of hands would be great to test it
> > > >
> > > > b) for *Wei Lee, Kevin Yang, and Rahul* *Vats* (since you were the
> ones
> > > > working on Waeviate in the past) -> I would really appreciate it if
> you
> > > > could test the Weaviate changes I made. Weaviate was one of the
> > > problematic
> > > > changes because dependency update for 3.13 "freed" upgrade to a newer
> > > > version of Waeviate client (>=4.10.0) that used a httpx rather than
> > > > requests - and we had some low-level mock tests for retry scenarios
> > (429,
> > > > 500, ConnectErrors). And in order to fix it, I had to not only have
> > code
> > > in
> > > > tests for mocking either httpx or requests, but I also had to change
> > the
> > > > retriable error detection in Weaviate provider. I **think** I made
> > proper
> > > > changes there, but I have no experience/no Weaviate instance so I had
> > not
> > > > tested it with the "real" weaviate - I updated the tests and mocked
> > httpx
> > > > in the way I **think** it will work, but I am not 100% sure if I got
> it
> > > > right. Actual tests with weaviate would be great (and you had done
> such
> > > > tests before so it might be way easier for you).
> > > >
> > > > J.
> > > >
> > > > -------------
> > > >
> > > > This is the summary of the changes made. Beware  .... it's .....
> > > > LOOOONG.....
> > > >
> > > >      Add Python 3.13 support for Airflow.
> > > >
> > > >      Added Python 3.13 support across the codebase, including:
> > > >      * CI/CD workflow updates to handle Python 3.13.
> > > >      * Dockerfile and environment variable adjustments for
> > compatibility.
> > > >      * Documentation updates to list Python 3.13 as supported.
> > > >      * Dependency and code changes for compatibility with new/changed
> > > >        libraries (e.g., numpy 2.x, greenlet, pendulum).
> > > >      * Test and plugin manager adjustments for Python 3.13-specific
> > > > behaviors.
> > > >      * Removal or skipping of tests and features not compatible with
> > > Python
> > > > 3.13.
> > > >      * Improved error handling and logging for unsupported
> > > plugins/providers
> > > >        on Python 3.13.
> > > >      * Updated all provider README.rst files to:
> > > >        * List Python 3.13 as a supported version.
> > > >        * Adjust dependency requirements for Python 3.13 (e.g.,
> pandas,
> > > >          pyarrow, ray, etc.).
> > > >        * Add or update notes about excluded or conditionally
> supported
> > > >          dependencies for Python 3.13.
> > > >        * Document any known incompatibilities or workarounds for
> > specific
> > > >          providers.
> > > >      * Updated all provider pyproject.toml files and automation to:
> > > >        * Add Python 3.13 to the supported classifiers.
> > > >        * Adjust requires-python and dependency constraints for Python
> > > 3.13.
> > > >        * Exclude Python 3.13 for providers that are not yet
> compatible
> > > (e.g.,
> > > >          those depending on Flask AppBuilder).
> > > >        * Add conditional dependencies for new versions of libraries
> > > required
> > > >          by Python 3.13.
> > > >      * Updated Breeze and related scripts to:
> > > >       * Build and test with Python 3.13.
> > > >       * Update documentation and release scripts to include Python
> > 3.13.
> > > >       * Ensure all dev tooling and test environments work with Python
> > > 3.13.
> > > >      * Removed remaining FAB related code from core and removed tests
> > for
> > > >        older FAB provider versions (<1.3.0)
> > > >      * some of the tests in core still depend on FAB - but we make
> them
> > > >        optional - both for parsing (we need to skip some imports) and
> > > >        execution - because they test a legacy behaviour of embedding
> > > >        Flask plugins that is still supported in core.
> > > >      * k8s tests now run also with SimpleAuthManager and
> > > SimpleAuthManager
> > > >        is used automatically when running tests in Python 3.13
> > > >      * migration tests had to be excluded for Python 3.13 because we
> > > cannot
> > > >        migrate down on Python 3.13 without FAB tables created. The
> > tests
> > > >        will be brought back when FAB is supported or when we release
> > 3.1
> > > >        and start working on 3.2, we should be able to migrate down to
> > 3.1
> > > >      * Weaviate tests have been updated to handle case where
> > > weaviate-client
> > > >        is > 2.10.0 - because it started to use httpx instead of
> > requests,
> > > >        and Python 3.13 actually unblocks using older version of
> > weaviate
> > > >        (it was previously blocked indirectly via Flask dependencies
> and
> > > >        grpcio).
> > > >      * Added doc change in our rules on what is the "default" Python
> > > version
> > > >        for airflow images - handling the case where we cannot use
> > > "newest"
> > > >        Python version as default where not all "regular" image
> > providers
> > > are
> > > >        supported in the latest version
> > > >
> > > > J.
> > > >
> > > > On Mon, Jun 23, 2025 at 8:00 AM Jarek Potiuk <ja...@potiuk.com>
> wrote:
> > > >
> > > >> I also started to do more preparation and extracting things that we
> > will
> > > >> need to merge first and release providers with some limits lifted.
> We
> > > need
> > > >> to make our providers released in PyPI prepared upfront because
> > > currently
> > > >> we are not able to generate PyPI constraints for Python 3.13 - I
> > already
> > > >> have one of those merged -
> > https://github.com/apache/airflow/pull/51994
> > > >> where we have to exclude `ray` from Python 3.13 and release provider
> > > before
> > > >> we get the PR "green" - similarly I have just created
> > > >> https://github.com/apache/airflow/pull/52060 to all providers that
> > are
> > > >> currently limiting pandas (unnecessary it seems from my tests in
> 3.13
> > > PR).
> > > >>
> > > >> J.
> > > >>
> > > >>
> > > >> On Mon, Jun 23, 2025 at 7:46 AM Amogh Desai <
> amoghdesai....@gmail.com
> > >
> > > >> wrote:
> > > >>
> > > >>> Thanks for taking this on Jarek.
> > > >>>
> > > >>> These are not easy tasks to work on and I cannot think of a better
> > > person
> > > >>> to do it than you!
> > > >>>
> > > >>> I will review it shortly this week.
> > > >>>
> > > >>> I think it is a good thing to introduce in Airflow 3.1 and I would
> > not
> > > be
> > > >>> too much in favour
> > > >>> to cherry pick it to the 3.x series, just for convenience sake.
> > > >>>
> > > >>> Thanks & Regards,
> > > >>> Amogh Desai
> > > >>>
> > > >>>
> > > >>> On Fri, Jun 20, 2025 at 2:47 PM Jarek Potiuk <ja...@potiuk.com>
> > wrote:
> > > >>>
> > > >>>> Hey here,
> > > >>>>
> > > >>>> Over the last few days and weeks I made significant progress with
> > > Python
> > > >>>> 3.13 support and while the PR is not yet fully green - we are
> > getting
> > > >>>> close. I undrafted my PR recently:
> > > >>>>
> > > >>>> https://github.com/apache/airflow/pull/46891
> > > >>>>
> > > >>>> I have a kind request for others to start reviewing it, I will be
> > > happy
> > > >>> to
> > > >>>> respond to questions and I am also happy to accept some fixups to
> > > solve
> > > >>>> things in a better way if possible, I did a few hacks and left
> some
> > > >>> TODOs
> > > >>>> that might need some creative ideas to be solved in a better,
> > simpler
> > > >>> way.
> > > >>>> I split the PR into several commits - and keep it continuously
> > rebased
> > > >>> on
> > > >>>> top of the latest main. I had to remove some providers (including
> > FAB
> > > -
> > > >>>> which is actually cool, because we can finally see that airflow
> > > >>> codebase is
> > > >>>> finally working even without FAB being around) - some of them are
> > yet
> > > to
> > > >>>> implement Python 3.13 (for example Apache Beam is working on it)
> so
> > we
> > > >>>> might add them back soon.
> > > >>>>
> > > >>>> Note - Python 3.13 was a WAY more difficult migration than Python
> > > 3.12 -
> > > >>>> there were a number of things removed/changed and small behavioral
> > > >>> changes
> > > >>>> that we relied on, also the dependencies are catching up way
> later,
> > > and
> > > >>>> there are some tricky dependencies of ours that make things more
> > > complex
> > > >>>> when it comes to selecting "min" versions of those. But we are
> > finally
> > > >>>> getting there.
> > > >>>>
> > > >>>> Looks like we will be on-time to have 3.13 support for Airflow
> 3.1.
> > We
> > > >>>> might also attempt to cherry-pick it for 3.0, but it might be too
> > much
> > > >>> of a
> > > >>>> hassle, so we can decide after we merge this one to main.
> > > >>>>
> > > >>>> J.
> > > >>>>
> > >
> > > ---------------------------------------------------------------------
> > > To unsubscribe, e-mail: dev-unsubscr...@airflow.apache.org
> > > For additional commands, e-mail: dev-h...@airflow.apache.org
> > >
> > >
> >
>

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