Class ActorAlreadyExistsError

python/ray/exceptions.py:1042–1056

Raised when a named actor already exists. Note that this error is not only a subclass of RayError, but also a subclass of ValueError, to maintain backward compatibility. Args: error_message: The error message that contains information about the actor name and namespace.

@DeveloperAPI
class ActorAlreadyExistsError(ValueError, RayError):
    """Raised when a named actor already exists.

    Note that this error is not only a subclass of RayError, but also a subclass of ValueError, to maintain backward compatibility.

    Args:
        error_message: The error message that contains information about the actor name and namespace.
    """

    def __init__(self, error_message: str):
        super().__init__(error_message)
        self.error_message = error_message

    def __str__(self):
        return self.error_message


@DeveloperAPI