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gh-141563: add whatsnew entry for PyUnstable_SetImmortal and PyDatetime_IMPORT #144830

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Merged
kumaraditya303 merged 1 commit into from
Feb 15, 2026
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gh-141563: add whatsnew entry for PyUnstable_SetImmortal and PyDatetime_IMPORT #144830

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9 changes: 9 additions & 0 deletions Doc/c-api/datetime.rst
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Expand Up @@ -30,6 +30,10 @@ macros.

This is not compatible with subinterpreters.

.. versionchanged:: 3.15

This macro is now thread safe.

.. c:type:: PyDateTime_CAPI
Structure containing the fields for the datetime C API.
Expand All @@ -44,6 +48,11 @@ macros.

This variable is only available once :c:macro:`PyDateTime_IMPORT` succeeds.

.. versionchanged:: 3.15

This variable should not be accessed directly as direct access is not thread-safe.
Use :c:func:`PyDateTime_IMPORT` instead.

.. c:type:: PyDateTime_Date
This subtype of :c:type:`PyObject` represents a Python date object.
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5 changes: 5 additions & 0 deletions Doc/whatsnew/3.15.rst
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Expand Up @@ -1563,6 +1563,8 @@ New features
thread state.
(Contributed by Victor Stinner in :gh:`139653`.)

* Add :c:func:`PyUnstable_SetImmortal` C-API function to mark objects as :term:`immortal`.
(Contributed by Kumar Aditya in :gh:`143300`.)

Changed C APIs
--------------
Expand All @@ -1571,6 +1573,9 @@ Changed C APIs
flag is set then :c:macro:`Py_TPFLAGS_HAVE_GC` must be set too.
(Contributed by Sergey Miryanov in :gh:`134786`.)

* :c:macro:`PyDateTime_IMPORT` is now thread safe. Code that directly checks ``PyDateTimeAPI``
for ``NULL`` should be updated to call :c:macro:`PyDateTime_IMPORT` instead.
(Contributed by Kumar Aditya in :gh:`141563`.)

Porting to Python 3.15
----------------------
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