.. date: 2025-08-09-08-53-32
.. gh-issue: 137583
.. nonce: s6OZud
.. release date: 2025-08-14
.. section: Library

Fix a deadlock introduced in 3.13.6 when a call to :meth:`ssl.SSLSocket.recv
<socket.socket.recv>` was blocked in one thread, and then another method on
the object (such as :meth:`ssl.SSLSocket.send <socket.socket.send>`) was
subsequently called in another thread.

..

.. date: 2025-08-03-13-16-39
.. gh-issue: 137044
.. nonce: 0hPVL_
.. section: Library

Return large limit values as positive integers instead of negative integers
in :func:`resource.getrlimit`. Accept large values and reject negative
values (except :data:`~resource.RLIM_INFINITY`) for limits in
:func:`resource.setrlimit`.

..

.. date: 2025-07-21-15-40-00
.. gh-issue: 136914
.. nonce: -GNG-d
.. section: Library

Fix retrieval of :attr:`doctest.DocTest.lineno` for objects decorated with
:func:`functools.cache` or :class:`functools.cached_property`.

..

.. date: 2025-03-27-08-13-32
.. gh-issue: 131788
.. nonce: 0RWiFc
.. section: Library

Make ``ResourceTracker.send`` from :mod:`multiprocessing` re-entrant safe

..

.. date: 2025-07-01-23-00-58
.. gh-issue: 136155
.. nonce: 4siQQO
.. section: Documentation

We are now checking for fatal errors in EPUB builds in CI.

..

.. date: 2025-08-06-15-39-54
.. gh-issue: 137400
.. nonce: xIw0zs
.. section: Core and Builtins

Fix a crash in the :term:`free threading` build when disabling profiling or
tracing across all threads with :c:func:`PyEval_SetProfileAllThreads` or
:c:func:`PyEval_SetTraceAllThreads` or their Python equivalents
:func:`threading.settrace_all_threads` and
:func:`threading.setprofile_all_threads`.
