kaxil commented on a change in pull request #6342: [AIRFLOW-5662] fix incorrect
naming and batch db call for scheduler metrics
URL: https://github.com/apache/airflow/pull/6342#discussion_r391743167
##########
File path: airflow/jobs/scheduler_job.py
##########
@@ -1097,8 +1098,8 @@ def __get_concurrency_maps(self, states, session=None):
.filter(TI.state.in_(states))
.group_by(TI.task_id, TI.dag_id)
).all()
- dag_map = defaultdict(int)
- task_map = defaultdict(int)
+ dag_map = defaultdict(int) # type: Dict[str, int]
+ task_map = defaultdict(int) # type: Dict[Tuple[str, str], int]
Review comment:
```suggestion
dag_map: Dict[str, int] = defaultdict(int)
task_map: Dict[Tuple[str, str], int] = defaultdict(int)
```
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