Values:
STATE_UNSPECIFIED (0):
The job state is unknown.
PENDING (1):
The job is pending; it has been submitted,
but is not yet running.
SETUP_DONE (8):
Job has been received by the service and
completed initial setup; it will soon be
submitted to the cluster.
RUNNING (2):
The job is running on the cluster.
CANCEL_PENDING (3):
A CancelJob request has been received, but is
pending.
CANCEL_STARTED (7):
Transient in-flight resources have been
canceled, and the request to cancel the running
job has been issued to the cluster.
CANCELLED (4):
The job cancellation was successful.
DONE (5):
The job has completed successfully.
ERROR (6):
The job has completed, but encountered an
error.
ATTEMPT_FAILURE (9):
Job attempt has failed. The detail field
contains failure details for this attempt.