[3.13] gh-115119: Defer removal of bundled libmpdec to 3.16 (GH-133997) by skirpichev · Pull Request #136201 · python/cpython · GitHub | Latest TMZ Celebrity News & Gossip | Watch TMZ Live
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[3.13] gh-115119: Defer removal of bundled libmpdec to 3.16 (GH-133997) #136201

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Jul 2, 2025
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[3.13] gh-115119: Defer removal of bundled libmpdec to 3.16 (GH-133997) #136201

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[3.13] gh-115119: Defer removal of bundled libmpdec to 3.16 (GH-133997)
skirpichev Jul 2, 2025
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skirpichev Jul 2, 2025
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1 change: 0 additions & 1 deletion Doc/deprecations/c-api-pending-removal-in-3.15.rst
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@@ -1,7 +1,6 @@
Pending Removal in Python 3.15
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

* The bundled copy of ``libmpdecimal``.
* The :c:func:`PyImport_ImportModuleNoBlock`:
Use :c:func:`PyImport_ImportModule` instead.
* :c:func:`PyWeakref_GetObject` and :c:func:`PyWeakref_GET_OBJECT`:
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4 changes: 4 additions & 0 deletions Doc/deprecations/c-api-pending-removal-in-3.16.rst
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@@ -0,0 +1,4 @@
Pending removal in Python 3.16
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

* The bundled copy of ``libmpdec``.
2 changes: 2 additions & 0 deletions Doc/whatsnew/3.12.rst
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Expand Up @@ -2231,6 +2231,8 @@ Deprecated

.. include:: ../deprecations/c-api-pending-removal-in-3.15.rst

.. include:: ../deprecations/c-api-pending-removal-in-3.16.rst

.. include:: ../deprecations/c-api-pending-removal-in-future.rst

Removed
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4 changes: 3 additions & 1 deletion Doc/whatsnew/3.13.rst
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Expand Up @@ -2554,6 +2554,8 @@ Deprecated C APIs

.. include:: ../deprecations/c-api-pending-removal-in-3.15.rst

.. include:: ../deprecations/c-api-pending-removal-in-3.16.rst

.. include:: ../deprecations/c-api-pending-removal-in-future.rst

.. _pythoncapi-compat project: https://github.com/python/pythoncapi-compat/
Expand Down Expand Up @@ -2598,7 +2600,7 @@ Build Changes

* The :file:`configure` option :option:`--with-system-libmpdec`
now defaults to ``yes``.
The bundled copy of ``libmpdecimal`` will be removed in Python 3.15.
The bundled copy of ``libmpdec`` will be removed in Python 3.16.

* Python built with :file:`configure` :option:`--with-trace-refs`
(tracing references) is now ABI compatible with the Python release build
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8 changes: 4 additions & 4 deletions configure
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6 changes: 3 additions & 3 deletions configure.ac
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Expand Up @@ -4086,13 +4086,13 @@ AS_VAR_IF([with_system_libmpdec], [yes],
[have_mpdec=no])
])],
[AC_MSG_WARN([m4_normalize([
the bundled copy of libmpdecimal is scheduled for removal in Python 3.15;
the bundled copy of libmpdec is scheduled for removal in Python 3.16;
consider using a system installed mpdecimal library.])])])

AS_IF([test "$with_system_libmpdec" = "yes" && test "$have_mpdec" = "no"],
[AC_MSG_WARN([m4_normalize([
no system libmpdecimal found; falling back to bundled libmpdecimal
(deprecated and scheduled for removal in Python 3.15)])])
no system libmpdec found; falling back to bundled libmpdec
(deprecated and scheduled for removal in Python 3.16)])])
USE_BUNDLED_LIBMPDEC()])

# Disable forced inlining in debug builds, see GH-94847
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