make mypy happy

Author: zyc09

pandas/core/arrays/datetimelike.py

@@ -11,6 +11,7 @@
     Callable,
     Literal,
     Sequence,
+    Tuple,
     TypeVar,
     Union,
     cast,
@@ -1840,7 +1841,7 @@ def validate_inclusiveness(inclusive):
     ------
     ValueError : if argument is not among valid values
     """
-    left_right_inclusive: tuple[bool, bool] | None = {
+    left_right_inclusive: Tuple[bool, bool] | None = {
         "both": (True, True),
         "left": (True, False),
         "right": (False, True),