[GitHub] [airflow] uranusjr commented on a change in pull request #15302: Emit error on duplicated DAG ID

[GitBox <gi...@apache.org>]

uranusjr commented on a change in pull request #15302:
URL: https://github.com/apache/airflow/pull/15302#discussion_r627056163



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File path: airflow/models/dagbag.py
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@@ -390,7 +406,17 @@ def _process_modules(self, filepath, mods, file_last_changed_on_disk):
     def bag_dag(self, dag, root_dag):
         """
         Adds the DAG into the bag, recurses into sub dags.
-        Throws AirflowDagCycleException if a cycle is detected in this dag or its subdags
+
+        :throws: AirflowDagCycleException if a cycle is detected in this dag or its subdags.
+        :throws: AirflowDagDuplicatedIdException if this dag or its subdags already exists in the bag.

Review comment:
       You're right, I don't know why I wrote this.




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