From: Victor Stinner <vstinner@python.org>
Date: Mon, 26 Jan 2026 16:15:47 +0000 (+0100)
Subject: gh-101888: Add function.__builtins__ to ref documentation (#144174)
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=933540e33217474abee3e1b53dec28ad927b6311;p=thirdparty%2FPython%2Fcpython.git

gh-101888: Add function.__builtins__ to ref documentation (#144174)
---

diff --git a/Doc/reference/datamodel.rst b/Doc/reference/datamodel.rst
index 1bfe6b7375bc..f784d963f9d3 100644
--- a/Doc/reference/datamodel.rst
+++ b/Doc/reference/datamodel.rst
@@ -546,6 +546,7 @@ Special read-only attributes
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 .. index::
+   single: __builtins__ (function attribute)
    single: __closure__ (function attribute)
    single: __globals__ (function attribute)
    pair: global; namespace
@@ -556,6 +557,12 @@ Special read-only attributes
    * - Attribute
      - Meaning
 
+   * - .. attribute:: function.__builtins__
+     - A reference to the :class:`dictionary <dict>` that holds the function's
+       builtins namespace.
+
+       .. versionadded:: 3.10
+
    * - .. attribute:: function.__globals__
      - A reference to the :class:`dictionary <dict>` that holds the function's
        :ref:`global variables <naming>` -- the global namespace of the module