fix format

Signed-off-by: helenxie-bit <[email protected]>

test/unit/v1beta1/tune-api/test_tune_api.py

@@ -1,19 +1,19 @@
 import unittest
 from unittest import TestCase
-from unittest.mock import Mock
-from unittest.mock import patch
+from unittest.mock import Mock, patch
 
-from kubeflow.katib import KatibClient
-from kubeflow.katib import models
 import kubeflow.katib as katib
-from kubeflow.storage_initializer.hugging_face import HuggingFaceDatasetParams
-from kubeflow.storage_initializer.hugging_face import HuggingFaceModelParams
-from kubeflow.storage_initializer.hugging_face import HuggingFaceTrainerParams
+import transformers
+from kubeflow.katib import KatibClient, models
+from kubeflow.storage_initializer.hugging_face import (
+    HuggingFaceDatasetParams,
+    HuggingFaceModelParams,
+    HuggingFaceTrainerParams,
+)
 from kubeflow.training import models as training_models
 from kubernetes import client
 from kubernetes.client.exceptions import ApiException
 from peft import LoraConfig
-import transformers
 
 
 class TestTuneAPI(TestCase):