apache/airflow 3.1.1

Airflow 3.1.1

on GitHub

📦 PyPI: https://pypi.org/project/apache-airflow/3.1.1/
📚 Docs: https://airflow.apache.org/docs/apache-airflow/3.1.1/
🛠️ Release Notes: https://airflow.apache.org/docs/apache-airflow/3.1.1/release_notes.html
🪶 Sources: https://airflow.apache.org/docs/apache-airflow/3.1.1/installation/installing-from-sources.html
🐳 Docker Image: "docker pull apache/airflow:3.1.1"
🚏 Constraints: https://github.com/apache/airflow/tree/constraints-3.1.1

Bug Fixes

• Fix execution failures with NULL dag_run.conf during upgrades from earlier versions (#56729)
• Fix memory leak in remote logging connection cache (#56695)
• Fix DAG processor crash with pre-import module optimization enabled (#56779)
• Fix scheduler crash with email notifications (#56431)
• Fix scheduler crash during 3.0 to 3.1 migration when retry_delay is None (#56236)
• Fix task retries executing wrong method after deferred state (#56737)
• Fix retry callbacks not executing for externally killed tasks (#56607)
• Fix custom timetable generate_run_id not called for manual triggers (#56699)
• Fix KeyError when accessing retry_delay on MappedOperator without explicit value (#56605)
• Fix task-sdk connection error handling to match airflow-core behavior (#56653)
• Fix topological sort for Grid View (#56963)
• Fix get_ti_count and get_task_states access in callback requests (#56860)
• Fix Connection or Variable access in Server context (#56602)
• Fix .airflowignore order precedence (#56832)
• Fix migration errors for Pydantic 2.12.0 compatibility (#56581)
• Fix: Correctly parse JSON for --dag_run_conf in airflow dags backfill CLI (#56599)
• UI: Fix note modal does not change markdown text after change (#56092)
• UI: Fix Grid for cleared runs when tasks were removed (#56297)
• UI: Fix log text selection contrast in light mode (#56893)
• UI: Fix Advanced Search button overlap in DAG List View (#56777)
• UI: Fix view for many DAG tags (#55604)
• UI: Fix asset name text overflow in DAGs list view (#55914)
• UI: Fix auto refresh when only 1 dag run is running (#56649)
• UI: Fix UI keeps poking pools API when no permission (#56626)
• UI: Fix multi-line drag selection in task log view (#56300)
• UI: Fix task named 'root' causes blue screen on hover (#56926)
• UI: Fix cron expression display for Day-of-Month and Day-of-Week conflicts (#56255)
• UI: Fix Grid view performance issues with SerializedDagModel query optimization (#56938)
• Fix: Gracefully handle FastAPI plugins with empty url_prefix (#55262)
• Fix: Allow mapped tasks to accept zero-length inputs on rerun (#56162)
• Fix: Enable API to clear task instances by specifying map indexes (#56945)
• Fix: Add max_retry_delay to MappedOperator model (#56951)
• Fix: Use name passed to @asset decorator when fetching the asset (#56611)
• UI: Add English as a fallback locale (#56934)

Miscellaneous

• Add Greek UI translation (#56724)
• Add Thai UI translation (#56946)
• Add Polish translations (#56825)
• Close German translation gaps for full UI translation (#56981)
• Fix Hebrew typo in translations (#56168)
• Improve DAG and task missing error handling in callbacks (#56725)
• Improve UI retry strategy on client errors (#56638)
• Improve get dag grid structure endpoint speed (#56937)
• Optimize grid structure query with DISTINCT for dag_version_id lookup (#56565)
• Add configurable timeout for Execution API requests (#56969)
• Prevent unnecessary kubernetes client imports in workers (#56692)
• Lazy import PodGenerator for deserialization (#56733)
• Serialize pydantic models in json mode for JSON serialization compatibility (#56939)
• Update authentication to handle JWT token in backend (#56677)
• Update bulk API permission check to handle action_on_existence (#56672)
• Migrate CreateAssetEventsBody to Pydantic v2 ConfigDict (#56772)
• Restore timetable active_runs_limit check (#56922)
• Add is_favorite to UI dags list (#56341)
• Add executor, hostname, and queue columns to TaskInstances page (#55922)
• Add resize function for DAG Documentation (#56344)
• Add optional pending dag runs check to auto refresh (#56648)
• Add auto refresh to backfill banner (#56774)
• UI: Add Expand/Collapse all to XComs page (#56285)
• UI: Update recent runs bar chart and improve responsiveness (#56314)
• UI: Update duration format to show milliseconds (#56961)
• UI: Modify min width for task names in grid view (#56952)
• UI: Use Task Display Name in Graph if existing (#56511)
• UI: Use Task Display Name in Grid if existing (#56410)
• UI: Use TI duration from database instead of UI calculated (#56329)
• UI: Make DAG Run ID visible in DAG Header Card (#56409)
• UI: Modify calendar cell colors (#56161)
• UI: Modify log highlight color (#56894)
• UI: Fix show appropriate time units in grid view (#56414)
• UI: Reduce default columns of DAG Run and Task Instance lists (#55968)
• UI: Add expand and collapse functionality for task groups (#56334)
• UI: Avoid using rem for icons for Safari compatibility (#56304)
• UI: Add ANSI support to log viewer (#56721)
• UI: Support Dynamic UI Alerts (#56259)
• UI: Disable Gantt view by default (#56242)
• UI: Use welcome on dashboard instead of airflow (#56074)
• UI: Improve clipboard button visibility with hover effect (#56484)
• UI: Allow sub-pages in React UI plugins (#56485)
• Include task instance id in log printed by supervisor (#56383)
• Emit log stream stopped warning as ndjson (#56480)
• Detect interactive terminal to set colored logging with override env variable support (#56157)
• Add back deprecation warning for sla_miss_callback (#56127)
• Move natsort dependency to airflow-core (#56582)
• Added missing babel dependency in Task SDK (#56592)
• Remove unused dagReports API endpoint (#56621)

Doc Only Changes

• Improve API sort documentation (#56617)
• Improve API doc for ordering query param (#55988)
• Add Audit Logs detailed documentation (#56719)
• Update serializer document to reflect latest changes in codebase (#56857)
• Update ASF logos in documentation to the new Oak logo (#56601)
• Enhance triggering_asset_event retrieval documentation in DAGs (#56957)
• Remove self-reference in best practices documentation (#56111)
• Fix supported Python versions in README (#56734)

Full Changelog: 3.1.0...3.1.1