ray.train.v2.api.exceptions.WorkerGroupError#

class ray.train.v2.api.exceptions.WorkerGroupError(error_message: str, worker_failures: Dict[int, Exception])[source]#

Bases: RayTrainError

Exception raised from the worker group during training.

Parameters:

  • error_message – A human-readable error message describing the training worker failures.

  • worker_failures – A mapping from worker rank to the exception that occurred on that worker during training.

PublicAPI (alpha): This API is in alpha and may change before becoming stable.