app.celery.ContextTask.on_failure

ContextTask.on_failure(exc, task_id, args, kwargs, einfo) → None

Error handler.

This is run by the worker when the task fails.

Parameters

  • exc (Exception) – The exception raised by the task.

  • task_id (str) – Unique id of the failed task.

  • args (Tuple) – Original arguments for the task that failed.

  • kwargs (Dict) – Original keyword arguments for the task that failed.

  • einfo (ExceptionInfo) – Exception information.

Returns

The return value of this handler is ignored.

Return type

None