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Document that Code view shows only Python source for stub tasks #70155

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jason810496 merged 1 commit into from
Jul 21, 2026
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Document that Code view shows only Python source for stub tasks #70155

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7 changes: 7 additions & 0 deletions airflow-core/docs/authoring-and-scheduling/language-sdks/index.rst
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Expand Up @@ -122,6 +122,13 @@ XCom references should be defined inside the Python Dag (they are task dependenc
actually read the values out in the language implementation, and vice versa. See specific language SDK
documentation on how to do this correctly.

.. note::

For a Dag containing stub tasks, the **Code** view in the Airflow UI shows only the Python Dag
file — including the stub declarations — as the Dag's source. The non-Python implementation source
is not displayed anywhere in the UI; consult your project repository or the build artifact shipped
in the bundle to inspect it. This is an intentional architecture decision, not a bug.

.. _language-sdks/coordinator-config:

Coordinator configuration
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