copy magic methods

deephaven · Nov 12, 2024 · 8785672 · 8785672
1 parent f5744dd
commit 8785672
Showing 1 changed file with 9 additions and 3 deletions.
diff --git a/plugins/ui/src/deephaven/ui/types/types.py b/plugins/ui/src/deephaven/ui/types/types.py
@@ -566,15 +566,21 @@ class DateRange(TypedDict):
 
 
 class _Undefined:
-    def __str__(self) -> str:
-        return "Undefined"
-
     def __bool__(self) -> bool:
         return False
 
+    def __copy__(self) -> "_Undefined":
+        return self
+
+    def __deepcopy__(self, _: Any) -> "_Undefined":
+        return self
+
     def __eq__(self, other: object) -> bool:
         return isinstance(other, _Undefined) or other is None
 
+    def __str__(self) -> str:
+        return "Undefined"
+
 
 Undefined = _Undefined()
 UndefinedType: TypeAlias = _Undefined