diff --git a/Doc/whatsnew/3.11.rst b/Doc/whatsnew/3.11.rst index f25bc549bf53f8..be1c8f30a717d4 100644 --- a/Doc/whatsnew/3.11.rst +++ b/Doc/whatsnew/3.11.rst @@ -49,13 +49,14 @@ This article explains the new features in Python 3.11, compared to 3.10. For full details, see the :ref:`changelog `. + Summary -- Release highlights ============================= .. This section singles out the most important changes in Python 3.11. Brevity is key. -- Python 3.11 is up to 10-60% faster than Python 3.10. On average, we measured a +- Python 3.11 is between 10-60% faster than Python 3.10. On average, we measured a 1.25x speedup on the standard benchmark suite. See `Faster CPython`_ for details. .. PEP-sized items next. @@ -65,18 +66,35 @@ New syntax features: * :pep:`654`: Exception Groups and ``except*``. (Contributed by Irit Katriel in :issue:`45292`.) +New built-in features: + +* :pep:`678`: Enriching Exceptions with Notes. + +New standard library modules: + +* :pep:`680`: ``tomllib`` — Support for Parsing TOML in the Standard Library. + +Interpreter improvements: + +* :pep:`657`: Include Fine Grained Error Locations in Tracebacks. +* New :option:`-P` command line option and :envvar:`PYTHONSAFEPATH` environment + variable to disable automatically prepending a potentially unsafe path + (the working dir or script directory, depending on invocation) + to :data:`sys.path`. + New typing features: * :pep:`646`: Variadic generics. * :pep:`655`: Marking individual TypedDict items as required or potentially missing. * :pep:`673`: ``Self`` type. * :pep:`675`: Arbitrary literal string type. +* :pep:`681`: Data Class Transforms. -Security improvements: +Important deprecations, removals or restrictions: -* New :option:`-P` command line option and :envvar:`PYTHONSAFEPATH` environment - variable to not prepend a potentially unsafe path to :data:`sys.path` such as - the current directory, the script's directory or an empty string. +* :pep:`594`: Removing dead batteries from the standard library. +* :pep:`624`: Remove ``Py_UNICODE`` encoder APIs. +* :pep:`670`: Convert macros to functions in the Python C API. New Features