Issue #26014: Update 3.x packaging documentation:

- "See also" links to the new docs are now provided in the legacy pages
- links to setuptools documentation have been updated

(original patch by Susan Sun)

Doc/distributing/index.rst

@@ -61,7 +61,7 @@ Key terms
   extensions, to be installed on a system without needing to be built
   locally.
 
-.. _setuptools: https://setuptools.pypa.io/en/latest/setuptools.html
+.. _setuptools: https://setuptools.readthedocs.io/en/latest/
 .. _wheel: https://wheel.readthedocs.org
 
 Open source licensing and collaboration

Doc/distutils/index.rst

@@ -7,6 +7,11 @@
 :Authors: Greg Ward, Anthony Baxter
 :Email: distutils-sig@python.org
 
+.. seealso::
+
+   :ref:`distributing-index`
+      The up to date module distribution documentations
+
 This document describes the Python Distribution Utilities ("Distutils") from
 the module developer's point of view, describing how to use the Distutils to
 make Python modules and extensions easily available to a wider audience with
@@ -20,7 +25,6 @@ very little overhead for build/release/install mechanics.
    recommendations section <https://packaging.python.org/en/latest/current/>`__
    in the Python Packaging User Guide for more information.
 
-
 .. toctree::
    :maxdepth: 2
    :numbered:

Doc/install/index.rst

@@ -10,6 +10,11 @@
 
 .. TODO: Fill in XXX comments
 
+.. seealso::
+
+   :ref:`installing-index`
+      The up to date module installation documentations
+
 .. The audience for this document includes people who don't know anything
    about Python and aren't about to learn the language just in order to
    install and maintain it for their users, i.e. system administrators.

Doc/library/distutils.rst

@@ -15,7 +15,7 @@ collections of Python packages which include modules coded in both Python and C.
 Most Python users will *not* want to use this module directly, but instead
 use the cross-version tools maintained by the Python Packaging Authority. In
 particular,
-`setuptools <https://setuptools.pypa.io/en/latest/setuptools.html>`__ is an
+`setuptools <https://setuptools.readthedocs.io/en/latest/>`__ is an
 enhanced alternative to :mod:`distutils` that provides:
 
 * support for declaring project dependencies

Misc/NEWS

@@ -543,6 +543,10 @@ Documentation
 - Issue #25500: Fix documentation to not claim that __import__ is searched for
   in the global scope.
 
+- Issue #26014: Update 3.x packaging documentation:
+  * "See also" links to the new docs are now provided in the legacy pages
+  * links to setuptools documentation have been updated
+
 Tests
 -----