https://github.com/python/cpython/commit/ed1671ced7c9b951dfc16a0cf32a2b4eab9... commit: ed1671ced7c9b951dfc16a0cf32a2b4eab914cf1 branch: 3.10 author: Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com> committer: miss-islington <31488909+miss-islington@users.noreply.github.com> date: 2021-12-29T03:45:14-08:00 summary: [3.10] bpo-46120: State that `|` is preferred over `Union` (GH-30222) (GH-30250) Co-authored-by: Éric <merwok@netwok.org> Co-authored-by: Guido van Rossum <gvanrossum@gmail.com> (cherry picked from commit 1b30660c3b40da557050948ac8635f2dc50c4ee2) Co-authored-by: Nikita Sobolev <mail@sobolevn.me> Automerge-Triggered-By: GH:gpshead files: A Misc/NEWS.d/next/Documentation/2021-12-21-12-45-57.bpo-46120.PE0DmJ.rst M Doc/library/typing.rst diff --git a/Doc/library/typing.rst b/Doc/library/typing.rst index 3adb495ff7933..29bdb80ad22c6 100644 --- a/Doc/library/typing.rst +++ b/Doc/library/typing.rst @@ -625,7 +625,7 @@ These can be used as types in annotations using ``[]``, each having a unique syn Union type; ``Union[X, Y]`` is equivalent to ``X | Y`` and means either X or Y. - To define a union, use e.g. ``Union[int, str]`` or the shorthand ``int | str``. Details: + To define a union, use e.g. ``Union[int, str]`` or the shorthand ``int | str``. Using that shorthand is recommended. Details: * The arguments must be types and there must be at least one. diff --git a/Misc/NEWS.d/next/Documentation/2021-12-21-12-45-57.bpo-46120.PE0DmJ.rst b/Misc/NEWS.d/next/Documentation/2021-12-21-12-45-57.bpo-46120.PE0DmJ.rst new file mode 100644 index 0000000000000..17f67472e2ab0 --- /dev/null +++ b/Misc/NEWS.d/next/Documentation/2021-12-21-12-45-57.bpo-46120.PE0DmJ.rst @@ -0,0 +1 @@ +State that ``|`` is preferred for readability over ``Union`` in the :mod:`typing` docs.