Merge branch 'optuna:main' into test-one-side-trunc-norm-sampling

python_tests/preferential/test_study.py

@@ -3,6 +3,7 @@ from __future__ import annotations
 import copy
 import multiprocessing
 import pickle
+import sys
 from typing import Callable
 from unittest.mock import patch
 import uuid
@@ -22,6 +23,10 @@ from ..storage_supplier import parametrize_storages
 from ..storage_supplier import StorageSupplier
 
 
+if sys.version_info < (3, 8):
+    pytest.skip("BoTorch dropped Python3.7 support", allow_module_level=True)
+
+
 @parametrize_storages
 def test_study_set_and_get_user_attrs(storage_supplier: Callable[[], StorageSupplier]) -> None:
     with storage_supplier() as storage: