fix: issues/192254729 (#914)

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Fixes #192254729 🦕

Author: andrewferlitsch

samples/model-builder/create_training_pipeline_tabular_regression_sample.py

@@ -33,6 +33,7 @@ def create_training_pipeline_tabular_regression_sample(
 
     tabular_regression_job = aiplatform.AutoMLTabularTrainingJob(
         display_name=display_name,
+        optimization_prediction_type="regression"
     )
 
     my_tabular_dataset = aiplatform.TabularDataset(dataset_id)

samples/model-builder/create_training_pipeline_tabular_regression_sample_test.py

@@ -44,6 +44,7 @@ def test_create_training_pipeline_tabular_regression_sample(
     )
     mock_get_automl_tabular_training_job.assert_called_once_with(
         display_name=constants.DISPLAY_NAME,
+        optimization_prediction_type="regression"
     )
     mock_run_automl_tabular_training_job.assert_called_once_with(
         dataset=mock_tabular_dataset,