The PR is finally green, sources updated, example dags moved to "standard
provider", yet in breeze they are visible. I run all the local testing in
Breeze for the moved dags and they work nicely.

I think we might continue discussing what should be the "final" approach -
but for now - merging that one seems like a good idea. Unless someone
objects ?

J.


On Wed, Apr 30, 2025 at 5:16 PM Jarek Potiuk <ja...@potiuk.com> wrote:

> Yep - all the dags will be visible in `breeze` in my PR
> https://github.com/apache/airflow/pull/49978 - just pushed a change for
> it:
>
> [image: image.png]
>
> On Wed, Apr 30, 2025 at 4:31 PM Jarek Potiuk <ja...@potiuk.com> wrote:
>
>> Answering Constance (somewhat it went to another thread:)
>>
>> > I know we rely on the example dags for dev purposes, especially for UI
>> development. As part of moving them out of core, can we update breeze to
>> automatically load them from their new home?
>>
>> Yes. Very good point.  I strongly  think we need to do it. And it's part
>> of the issue :).
>>
>> I already - in my PR - made it so in `breeze` and local venv where
>> `tests` are part of the system we have now two  "example" bundles - the
>> second one coming from the standard provider. That was one of the reasons
>> my PR was not green initially - because also some of our tests in core
>> assume that "standard" provider examples are present. I adjusted some of
>> them to expect "simplest" dag - where it made no difference, but I also
>> created an extra dag bundle to add the standard provider in case the test
>> system is importable locally in tests - so far so good.
>>
>> But I think in order to make things **really** work for breeze
>> installation (and in local venv) - we would have to make it so the example
>> dags are:
>>
>> a) available in the provider packages
>> b) airflow should  discover them from there
>>
>> I can (quickly) make a hack for Breeze (that's the question of adding
>> standard provider's "tests" to PYTHONPATH) - in this PR - so It will cover
>> that one and we will be able to regenerate documentation with links to
>> sources.
>>
>> But I think in this discussion (and follow up PR) is to answer the
>> question of what users should see when they enable it in "installed"
>> airflow.
>>
>> * should users see the standard provider package dags  when they install
>> airflow locally from packages and say "load_example_dags".
>>
>> if we think "yes", then we generally need to include example_dags in
>> provider packages (they are excluded now) - and we can do it, no problem.
>> Now - I think we should also decide what users should "see" in this case
>> - my first reaction would be "standard" + "simplest" + "maybe a few others?
>> (which ones) ?"
>>
>> J.
>>
>>
>> On Wed, Apr 30, 2025 at 1:12 PM Kaxil Naik <kaxiln...@gmail.com> wrote:
>>
>>> just an idea: With "git bundles", maybe example DAGs from standard
>>> provider
>>> can be dynamically imported?
>>>
>>> But from your options: (1) seems reasonable
>>>
>>> On Wed, 30 Apr 2025 at 15:07, Jarek Potiuk <ja...@potiuk.com> wrote:
>>>
>>> > Hello here.
>>> >
>>> > While fixing a bug in the doc generation to bring "source" link to
>>> example
>>> > dags https://github.com/apache/airflow/pull/49978 I realized that we
>>> have
>>> > not moved a number of python/bash etc. example dags to standard
>>> provider -
>>> > where they now belong. I do it as part of my PR - but as result the
>>> number
>>> > of "example_dags" shown in the UI when "load example dags" is true is
>>> going
>>> > to decrease (and also they are not necessarily the dags you would
>>> really
>>> > want to see).
>>> >
>>> > I thought maybe about a follow up PR where we will do a few things:
>>> >
>>> > 1) allow to show example dags also from providers (or maybe just
>>> standard
>>> > provider)
>>> > 2) limit a number of dags shown in airflow when "load example dags"
>>> config
>>> > is set - for example by tags - to only see those that are really
>>> useful (I
>>> > found the bash/python/comlex and few others really useful for quick
>>> > demo/testing - maybe there are others).
>>> > 3) We could optionally have "show all examples" setting for the "really
>>> > power user case" and make it easy to test things in airfow UI
>>> > out-of-the-box - or even limit it per provider.
>>> >
>>> > WDYT ?
>>> >
>>> > J
>>> >
>>>
>>

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