diff --git a/tslib/react/test/generate_assets.py b/tslib/react/test/generate_assets.py
index c5b60484..f7bdc33f 100644
--- a/tslib/react/test/generate_assets.py
+++ b/tslib/react/test/generate_assets.py
@@ -8,7 +8,8 @@ from typing import Tuple
 import optuna
 from optuna.distributions import CategoricalDistribution
 from optuna.distributions import FloatDistribution
-from optuna.importance import get_param_importances, PedAnovaImportanceEvaluator
+from optuna.importance import get_param_importances
+from optuna.importance import PedAnovaImportanceEvaluator
 from optuna.storages import BaseStorage
 from optuna.storages import JournalFileStorage
 from optuna.storages import JournalStorage