KoviAnusha commented on code in PR #58356:
URL: https://github.com/apache/airflow/pull/58356#discussion_r2540250669
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airflow-core/docs/installation/upgrading_to_airflow3.rst:
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@@ -179,6 +179,15 @@ code import Airflow components correctly in Airflow 3. The
older paths are depre
* - ``airflow.io.*``
- ``airflow.sdk.io.*``
+**XCom Module Changes**
+
+The ``airflow.utils.xcom`` module has been removed and its constants moved to
more appropriate locations:
+
+- ``XCOM_RETURN_KEY`` constant has been moved from ``airflow.utils.xcom`` to
``airflow.models.xcom``
+- Access the constant as ``XCom.XCOM_RETURN_KEY`` or import from
``airflow.models.xcom``
+- In Task SDK, use ``BaseXCom.XCOM_RETURN_KEY`` or ``XCom.XCOM_RETURN_KEY``
+- The old ``airflow.utils.xcom`` module has been removed, but backward
compatibility is maintained through deprecation shims
Review Comment:
Ack
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