Forbid ClassVar and Final within TypedDict body

python · Dec 1, 2024 · ec3d781 · ec3d781
1 parent 438dc29
commit ec3d781
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/docs/spec/typeddict.rst b/docs/spec/typeddict.rst
@@ -508,6 +508,13 @@ make type declarations self-contained, and to simplify the
 implementation of type checkers.
 
 
+ClassVar and Final items
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+``ClassVar`` and ``Final`` are not allowed as qualifiers for an item
+of a ``TypedDict``. Such an item also causes a hard error at runtime.
+
+
 Backwards Compatibility
 ^^^^^^^^^^^^^^^^^^^^^^^