Bump up version

y0z · y0z · commit 4a91f3e7be8a · 2025-10-30T14:47:35.000+09:00
diff --git a/optuna_integration/version.py b/optuna_integration/version.py
@@ -1 +1 @@
-__version__ = "4.6.0.dev"
+__version__ = "4.7.0.dev"
