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Posted to commits@airflow.apache.org by GitBox <gi...@apache.org> on 2019/06/21 15:51:49 UTC

[GitHub] [airflow] ashb commented on a change in pull request #5231: [AIRFLOW-4456] Add sub-classable BaseBranchOperator

ashb commented on a change in pull request #5231: [AIRFLOW-4456] Add sub-classable BaseBranchOperator
URL: https://github.com/apache/airflow/pull/5231#discussion_r296294157
 
 

 ##########
 File path: docs/concepts.rst
 ##########
 @@ -581,6 +581,26 @@ For example:
 
   start_op >> branch_op >> [continue_op, stop_op]
 
+If you wish to implement your own operators with branching functionality,
+you can inherit from ``BranchOperator``, which behaves similarly to
+``BranchPythonOperator`` but expects you to provide an implementation of the
+method ``choose_branch``. As with the callable for ``BranchPythonOperator``,
 
 Review comment:
   ```suggestion
   method ``choose_branch``. As with the callable for BranchPythonOperator,
   ```

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