XD-DENG opened a new pull request #12815: URL: https://github.com/apache/airflow/pull/12815
### 1. Cleanup Mainly to clean up stable docstring. - Remove unneeded code line - Remove stale docstring - Fix wrong docstring - Fix stale doc image link in docstring ### 2. Improvements - Avoid unnecessary loop in `DagRun.schedule_tis()`, which is invoked inside `SchedulerJob` - Minor improvement on `DAG.deactivate_stale_dags()`, which is invoked inside `SchedulerJob` <!-- Thank you for contributing! Please make sure that your code changes are covered with tests. And in case of new features or big changes remember to adjust the documentation. Feel free to ping committers for the review! In case of existing issue, reference it using one of the following: closes: #ISSUE related: #ISSUE How to write a good git commit message: http://chris.beams.io/posts/git-commit/ --> --- **^ Add meaningful description above** Read the **[Pull Request Guidelines](https://github.com/apache/airflow/blob/master/CONTRIBUTING.rst#pull-request-guidelines)** for more information. In case of fundamental code change, Airflow Improvement Proposal ([AIP](https://cwiki.apache.org/confluence/display/AIRFLOW/Airflow+Improvements+Proposals)) is needed. In case of a new dependency, check compliance with the [ASF 3rd Party License Policy](https://www.apache.org/legal/resolved.html#category-x). In case of backwards incompatible changes please leave a note in [UPDATING.md](https://github.com/apache/airflow/blob/master/UPDATING.md). ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected]
