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Indicate usage of the re2 regex engine in the .airflowignore documentation. #35663

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merged 5 commits into from
Nov 20, 2023
Merged

Indicate usage of the re2 regex engine in the .airflowignore documentation. #35663

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07754f6
Indicate usage of the re2 regex engine in the .airflowignore document…
tshirtman Nov 15, 2023
2e40cea
Update docs/apache-airflow/core-concepts/dags.rst
tshirtman Nov 15, 2023
f1c7c6e
Update docs/apache-airflow/core-concepts/dags.rst
tshirtman Nov 15, 2023
4af440e
Update docs/apache-airflow/core-concepts/dags.rst
eladkal Nov 20, 2023
57f686b
Merge branch 'main' into patch-1
eladkal Nov 20, 2023
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4 changes: 4 additions & 0 deletions docs/apache-airflow/core-concepts/dags.rst
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Expand Up @@ -802,6 +802,10 @@ match any of the patterns would be ignored (under the hood, ``Pattern.search()``
to match the pattern). Use the ``#`` character to indicate a comment; all characters
on a line following a ``#`` will be ignored.

As with most regexp matching in Airflow, the regexp engine is `re2`, which explicitly
doesn’t support many advanced features, please check its
[documentation](https://github.com/google/re2/wiki/Syntax) for more information.

With the ``glob`` syntax, the patterns work just like those in a ``.gitignore`` file:

* The ``*`` character will any number of characters, except ``/``
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