uranusjr commented on code in PR #28900:
URL: https://github.com/apache/airflow/pull/28900#discussion_r1264132960
##########
airflow/models/serialized_dag.py:
##########
@@ -395,3 +398,18 @@ def get_dag_dependencies(cls, session: Session =
NEW_SESSION) -> dict[str, list[
else:
iterator = session.query(cls.dag_id,
func.json_extract_path(cls._data, "dag", "dag_dependencies"))
return {dag_id: [DagDependency(**d) for d in (deps_data or [])] for
dag_id, deps_data in iterator}
+
+ @staticmethod
+ @internal_api_call
+ @provide_session
+ def get_serialized_dag(dag_id: str, task_id: str, session: Session =
NEW_SESSION) -> Operator | None:
+ from airflow.models.serialized_dag import SerializedDagModel
+
+ try:
+ model = session.get(SerializedDagModel, dag_id)
+ if model:
+ return model.dag.get_task(task_id)
+ except (exc.NoResultFound, TaskNotFound):
+ pass
Review Comment:
```suggestion
try:
model = session.get(SerializedDagModel, dag_id)
except exc.NoResultFound:
return None
try:
return model.dag.get_task(task_id)
except TaskNotFound:
return None
```
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