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| author | Raymond Hettinger <rhettinger@users.noreply.github.com> | 2022-05-06 07:57:53 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-05-06 07:57:53 (GMT) |
| commit | ebaf0945f9f630f32755137a54abd0a49f068e9a (patch) | |
| tree | ec1da2c8721f17b58d1f161b911ea9223275dec7 /Doc/whatsnew | |
| parent | bebb944de56883e886891b9786351ad36240d989 (diff) | |
| download | cpython-ebaf0945f9f630f32755137a54abd0a49f068e9a.zip cpython-ebaf0945f9f630f32755137a54abd0a49f068e9a.tar.gz cpython-ebaf0945f9f630f32755137a54abd0a49f068e9a.tar.bz2 | |
GH-89519: Deprecate classmethod descriptor chaining (#92379)
Diffstat (limited to 'Doc/whatsnew')
| -rw-r--r-- | Doc/whatsnew/3.11.rst | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Doc/whatsnew/3.11.rst b/Doc/whatsnew/3.11.rst index 822cb8b..19ac867 100644 --- a/Doc/whatsnew/3.11.rst +++ b/Doc/whatsnew/3.11.rst @@ -1084,6 +1084,14 @@ CPython bytecode changes Deprecated ========== +* Chaining :class:`classmethod` descriptors (introduced in :issue:`19072`) + is now deprecated. It can no longer be used to wrap other descriptors + such as :class:`property`. The core design of this feature was flawed + and caused a number of downstream problems. To "pass-through" a + :class:`classmethod`, consider using the ``__wrapped__`` attribute + that was added in Python 3.10. + (Contributed by Raymond Hettinger in :gh:`89519`.) + * Octal escapes with value larger than ``0o377`` now produce a :exc:`DeprecationWarning`. In a future Python version they will be a :exc:`SyntaxWarning` and |