From 23db3e7c4ecd4bade3851bee474ffe1991dd556b Mon Sep 17 00:00:00 2001
From: moririn2528 <strangenoise1@gmail.com>
Date: Fri, 8 Sep 2023 17:09:43 +0900
Subject: [PATCH] fix by lint

---
 optuna_dashboard/_serializer.py | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/optuna_dashboard/_serializer.py b/optuna_dashboard/_serializer.py
index 5ac9c55b..35b9d6a7 100644
--- a/optuna_dashboard/_serializer.py
+++ b/optuna_dashboard/_serializer.py
@@ -25,9 +25,6 @@ if TYPE_CHECKING:
     from typing import Literal
     from typing import TypedDict
 
-    from ._preferential_history import ChooseWorstHistory
-    from ._preferential_history import History
-
     Attribute = TypedDict(
         "Attribute",
         {