jonathanshir commented on a change in pull request #8651:
URL: https://github.com/apache/airflow/pull/8651#discussion_r421371079
##########
File path: airflow/config_templates/config.yml
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@@ -366,6 +366,17 @@
type: string
example: "path.to.CustomXCom"
default: "airflow.models.xcom.BaseXCom"
+ - name: additional_execute_contextmanager
+ description: |
+ Custom user function that returns a context manager. Syntax is
"package.method".
+ Context is entered when operator starts executing task. __enter__()
will be called
+ before the operator's execute method, and __exit__() shortly after.
+ Function's signature should accept two positional parameters - task
instance
+ and execution context
Review comment:
I'm not sure that clears things up -- personally it took me a few
minutes to understand myself how this is equivalent.
I think the simplistic explanation is more understandable than the code
example.
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