def execute(self, context):
hook = MLEngineHook(
gcp_conn_id=self._gcp_conn_id, delegate_to=self._delegate_to)
if self._operation == 'create':
return hook.create_model(self._project_id, self._model)
elif self._operation == 'get':
return hook.get_model(self._project_id, self._model['name'])
else:
raise ValueError('Unknown operation: {}'.format(self._operation))
def execute(self, context):
hook = MLEngineHook(gcp_conn_id=self._gcp_conn_id,
delegate_to=self._delegate_to)
if self._operation == 'create':
return hook.create_model(self._project_id, self._model)
elif self._operation == 'get':
return hook.get_model(self._project_id, self._model['name'])
else:
raise ValueError('Unknown operation: {}'.format(self._operation))
def do_check_model(**kwargs):
""" Check if a model with the name exists using Hooks instead of operators.
Uses xcom_push to pass it to the next step. Could use return too if no key.
"""
# pushes an XCom without a specific target, just by returning it
mle = MLEngineHook()
model_name = kwargs['dag_run'].conf.get('model_name')
# return bool(mle.get_model(PROJECT, MODEL_DNN_NAME))
project = mle.get_model(PROJECT, model_name)
kwargs['ti'].xcom_push(key='is_project', value=bool(project))
