jml commented on issue #5598: [AIRFLOW-733][AIRFLOW-883] Apply default_args
when setting `op.dag = dag` or `dag >> op`
URL: https://github.com/apache/airflow/pull/5598#issuecomment-521613107
That could just as readily be written as:
```python
dag = DAG()
generate_tasks(dag)
jml commented on issue #5598: [AIRFLOW-733][AIRFLOW-883] Apply default_args
when setting `op.dag = dag` or `dag >> op`
URL: https://github.com/apache/airflow/pull/5598#issuecomment-521608287
Maybe in Airflow 2.0, we should make the `dag` argument to `BaseOperator`
non-optional and not supp
