[3.8] bpo-41824: Add versionadded for typing.ForwardRef docs (#24224) (#24494)

Fidget-Spinner · web-flow · commit c8a48c6d0417 · 2021-02-09T08:55:45.000-08:00
diff --git a/Doc/library/typing.rst b/Doc/library/typing.rst
@@ -1020,6 +1020,8 @@ The module defines the following classes, functions and decorators:
    ``List[ForwardRef("SomeClass")]``.  This class should not be instantiated by
    a user, but may be used by introspection tools.
 
+  .. versionadded:: 3.7.4
+
 .. function:: NewType(name, tp)
 
    A helper function to indicate a distinct type to a typechecker,
