def create_run(self, experiment_id, user_id, start_time, tags):
with self.ManagedSessionMaker() as session:
experiment = self.get_experiment(experiment_id)
self._check_experiment_is_active(experiment)
run_id = uuid.uuid4().hex
artifact_location = append_to_uri_path(
experiment.artifact_location, run_id,
SqlAlchemyStore.ARTIFACTS_FOLDER_NAME)
run = SqlRun(
name="",
artifact_uri=artifact_location,
run_uuid=run_id,
experiment_id=experiment_id,
source_type=SourceType.to_string(SourceType.UNKNOWN),
source_name="",
entry_point_name="",
user_id=user_id,
status=RunStatus.to_string(RunStatus.RUNNING),
start_time=start_time,
end_time=None,
source_version="",
lifecycle_stage=LifecycleStage.ACTIVE,
)
tags_dict = {}
for tag in tags:
tags_dict[tag.key] = tag.value
run.tags = [
SqlTag(key=key, value=value)
for key, value in tags_dict.items()
]
self._save_to_db(objs=run, session=session)
return run.to_mlflow_entity()
def set_tag(self, run_id, tag):
"""
Set a tag on a run.
:param run_id: String ID of the run
:param tag: RunTag instance to log
"""
with self.ManagedSessionMaker() as session:
_validate_tag(tag.key, tag.value)
run = self._get_run(run_uuid=run_id, session=session)
self._check_run_is_active(run)
session.merge(SqlTag(run_uuid=run_id, key=tag.key, value=tag.value))
def record_logged_model(self, run_id, mlflow_model):
if not isinstance(mlflow_model, Model):
raise TypeError("Argument 'mlflow_model' should be mlflow.models.Model, got '{}'"
.format(type(mlflow_model)))
model_dict = mlflow_model.to_dict()
with self.ManagedSessionMaker() as session:
run = self._get_run(run_uuid=run_id, session=session)
self._check_run_is_active(run)
previous_tag = [t for t in run.tags if t.key == MLFLOW_LOGGED_MODELS]
if previous_tag:
value = json.dumps(json.loads(previous_tag[0].value) + [model_dict])
else:
value = json.dumps([model_dict])
_validate_tag(MLFLOW_LOGGED_MODELS, value)
session.merge(SqlTag(key=MLFLOW_LOGGED_MODELS, value=value, run_uuid=run_id))