diff --git a/Doc/library/typing.rst b/Doc/library/typing.rst index eb95af378d4..79ca2e96431 100644 --- a/Doc/library/typing.rst +++ b/Doc/library/typing.rst @@ -49,8 +49,8 @@ annotations. These include: *Introducing* :class:`Protocol` and the :func:`@runtime_checkable` decorator * :pep:`585`: Type Hinting Generics In Standard Collections - *Introducing* the ability to use builtin collections and ABCs as - :term:`generic types` + *Introducing* :class:`types.GenericAlias` and the ability to use standard + library classes as :ref:`generic types` * :pep:`586`: Literal Types *Introducing* :data:`Literal` * :pep:`589`: TypedDict: Type Hints for Dictionaries with a Fixed Set of Keys @@ -291,8 +291,8 @@ A user-defined class can be defined as a generic class. single type parameter ``T`` . This also makes ``T`` valid as a type within the class body. -The :class:`Generic` base class defines :meth:`__class_getitem__` so that -``LoggedVar[t]`` is valid as a type:: +The :class:`Generic` base class defines :meth:`~object.__class_getitem__` so +that ``LoggedVar[t]`` is valid as a type:: from collections.abc import Iterable diff --git a/Misc/NEWS.d/next/Documentation/2021-11-03-14-51-03.bpo-45680.9_NTFU.rst b/Misc/NEWS.d/next/Documentation/2021-11-03-14-51-03.bpo-45680.9_NTFU.rst new file mode 100644 index 00000000000..79ea6e308e5 --- /dev/null +++ b/Misc/NEWS.d/next/Documentation/2021-11-03-14-51-03.bpo-45680.9_NTFU.rst @@ -0,0 +1,3 @@ +Amend the docs on ``GenericAlias`` objects to clarify that non-container +classes can also implement ``__class_getitem__``. Patch contributed by Alex +Waygood.