Update base.py

Author: Keramatfar

pandas/core/base.py

@@ -3,14 +3,14 @@
 """
 
 from __future__ import annotations
-from typing import Union
 
 import textwrap
 from typing import (
     TYPE_CHECKING,
     Any,
     Generic,
     Literal,
+    Union,
     cast,
     final,
     overload,