msumit commented on a change in pull request #17100:
URL: https://github.com/apache/airflow/pull/17100#discussion_r682325963
##########
File path: airflow/cli/commands/dag_command.py
##########
@@ -104,21 +104,24 @@ def dag_backfill(args, dag=None):
dag_run_state=State.NONE,
)
- dag.run(
- start_date=args.start_date,
- end_date=args.end_date,
- mark_success=args.mark_success,
- local=args.local,
- donot_pickle=(args.donot_pickle or conf.getboolean('core',
'donot_pickle')),
- ignore_first_depends_on_past=args.ignore_first_depends_on_past,
- ignore_task_deps=args.ignore_dependencies,
- pool=args.pool,
- delay_on_limit_secs=args.delay_on_limit,
- verbose=args.verbose,
- conf=run_conf,
- rerun_failed_tasks=args.rerun_failed_tasks,
- run_backwards=args.run_backwards,
- )
+ try:
+ dag.run(
+ start_date=args.start_date,
+ end_date=args.end_date,
+ mark_success=args.mark_success,
+ local=args.local,
+ donot_pickle=(args.donot_pickle or conf.getboolean('core',
'donot_pickle')),
+ ignore_first_depends_on_past=args.ignore_first_depends_on_past,
+ ignore_task_deps=args.ignore_dependencies,
+ pool=args.pool,
+ delay_on_limit_secs=args.delay_on_limit,
+ verbose=args.verbose,
+ conf=run_conf,
+ rerun_failed_tasks=args.rerun_failed_tasks,
+ run_backwards=args.run_backwards,
+ )
+ except ValueError as vr:
+ logging.error(str(vr))
Review comment:
To display the error message on CLI
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