Skip to content

gh-98250: Improve documentation about change to Enum.__format__ #98261

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
wants to merge 2 commits into from
Closed

gh-98250: Improve documentation about change to Enum.__format__ #98261

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
3cd6e55
gh-98250: Improve documentation about change to Enum.__format__
mdboom Oct 14, 2022
b35a09a
Add note about `__format__` used in f-strings
mdboom Oct 17, 2022
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 6 additions & 0 deletions Doc/whatsnew/3.11.rst
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -624,6 +624,12 @@ enum

* ``EnumMeta`` renamed to ``EnumType`` (``EnumMeta`` kept as alias).

* The output of ``Enum.__format__`` (which effects using enums with f-strings)
has changed to include both the enum name and the member name (e.g.
``Enum.MEMBER``). In 3.10 and earlier it only included the member name (e.g.
``MEMBER``). To restore the new behavior, inherit from a subclass of
``ReprEnum``, such as ``IntEnum`` or ``StrEnum``.

* ``StrEnum`` added -- enum members are and must be strings.

* ``ReprEnum`` added -- causes only the ``__repr__`` to be modified, not the
Expand Down