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https://issues.apache.org/jira/browse/AIRFLOW-733?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ash Berlin-Taylor reassigned AIRFLOW-733:
-----------------------------------------
Assignee: Ash Berlin-Taylor
> Deferred DAG assignment breaks with default_args
> ------------------------------------------------
>
> Key: AIRFLOW-733
> URL: https://issues.apache.org/jira/browse/AIRFLOW-733
> Project: Apache Airflow
> Issue Type: Bug
> Components: models
> Reporter: George Sakkis
> Assignee: Ash Berlin-Taylor
> Priority: Minor
>
> Deferred DAG assignment raises {{AirflowException}} if the dag has
> {{default_args}} instead of {{start_date}}:
> {noformat}
> default_args = {'start_date': datetime(2016, 1, 1)}
> dag = DAG('my_dag2', default_args=default_args)
> deferred_op = DummyOperator(task_id='dummy')
> deferred_op.dag = dag
> ---------------------------------------------------------------------------
> AirflowException Traceback (most recent call last)
> <ipython-input-7-d9ff2f9c7283> in <module>()
> ----> 1 deferred_op.dag = dag
> ...
> AirflowException: Task is missing the start_date parameter
> {noformat}
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