From 8c21088e233b6e6d3845b1e3ee0518b8137b9a2c Mon Sep 17 00:00:00 2001
From: Hugo van Kemenade <1324225+hugovk@users.noreply.github.com>
Date: Thu, 19 Feb 2026 15:48:35 +0200
Subject: [PATCH 1/4] C API discussions now go to Discourse
Retirement notice: https://mail.python.org/archives/list/capi-sig@python.org/thread/NXB3D56VHECOCU7U2LVS2UF36PWZIO3E/
---
developer-workflow/c-api.rst | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/developer-workflow/c-api.rst b/developer-workflow/c-api.rst
index e7f129a27..427d9fd96 100644
--- a/developer-workflow/c-api.rst
+++ b/developer-workflow/c-api.rst
@@ -395,9 +395,8 @@ If following these guidelines would hurt performance, add a fast function
API.
If anything is unclear, or you have a good reason to break the guidelines,
-consider discussing the change at the `capi-sig`_ mailing list.
-
-.. _capi-sig: https://mail.python.org/mailman3/lists/capi-sig.python.org/
+consider discussing the change in the `C API category
+`__ on Discourse.
Adding a new definition to the Limited API
------------------------------------------
From 6bf4ae28dc0d31f18fc1f8aa6edc5fb8de5c5889 Mon Sep 17 00:00:00 2001
From: Hugo van Kemenade <1324225+hugovk@users.noreply.github.com>
Date: Thu, 19 Feb 2026 15:50:48 +0200
Subject: [PATCH 2/4] Update python-ideas 404 to archive
---
developer-workflow/communication-channels.rst | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/developer-workflow/communication-channels.rst b/developer-workflow/communication-channels.rst
index 43c00b9e1..13164ec31 100644
--- a/developer-workflow/communication-channels.rst
+++ b/developer-workflow/communication-channels.rst
@@ -51,7 +51,7 @@ Mailing lists
.. _python-committers: https://mail.python.org/mailman3/lists/python-committers.python.org/
.. _python-dev: https://mail.python.org/mailman3/lists/python-dev.python.org/
- .. _python-ideas: https://mail.python.org/mailman3/lists/python-ideas.python.org
+ .. _python-ideas: https://mail.python.org/archives/list/python-ideas@python.org/
General Python questions should go to `python-list`_ or `tutor`_
or similar resources, such as `Stack Overflow`_ or the ``#python`` IRC channel
From 329521f207c80248f99f727f30f3690d90e6a22f Mon Sep 17 00:00:00 2001
From: Hugo van Kemenade <1324225+hugovk@users.noreply.github.com>
Date: Thu, 19 Feb 2026 15:53:31 +0200
Subject: [PATCH 3/4] Mailman 2 lists have been archived or migrated to Mailman
3
https://mail.python.org/mailman/listinfo
---
developer-workflow/communication-channels.rst | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/developer-workflow/communication-channels.rst b/developer-workflow/communication-channels.rst
index 13164ec31..a4f6d3919 100644
--- a/developer-workflow/communication-channels.rst
+++ b/developer-workflow/communication-channels.rst
@@ -62,8 +62,7 @@ issue tracker is the place to discuss and work on improvements to the CPython
core development workflow.
A complete list of Python mailing lists can be found at
-https://mail.python.org/mailman/listinfo (older lists, using Mailman2) or
-https://mail.python.org/mailman3/ (newer lists, using Mailman3). Some lists may also
+https://mail.python.org/mailman3/. Some lists may also
be mirrored at `GMANE `__ and can be read and posted to in various
ways, including via web browsers, NNTP newsreaders, and RSS feed readers.
From 2d3beca999141e4b4a0fcb6367456a4e105bec25 Mon Sep 17 00:00:00 2001
From: Hugo van Kemenade <1324225+hugovk@users.noreply.github.com>
Date: Thu, 19 Feb 2026 15:54:47 +0200
Subject: [PATCH 4/4] Update mailman->mailman3 redirects
---
developer-workflow/communication-channels.rst | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/developer-workflow/communication-channels.rst b/developer-workflow/communication-channels.rst
index a4f6d3919..78fbf21df 100644
--- a/developer-workflow/communication-channels.rst
+++ b/developer-workflow/communication-channels.rst
@@ -66,8 +66,8 @@ https://mail.python.org/mailman3/. Some lists may also
be mirrored at `GMANE `__ and can be read and posted to in various
ways, including via web browsers, NNTP newsreaders, and RSS feed readers.
-.. _python-list: https://mail.python.org/mailman/listinfo/python-list
-.. _tutor: https://mail.python.org/mailman/listinfo/tutor
+.. _python-list: https://mail.python.org/mailman3/lists/python-list.python.org/
+.. _tutor: https://mail.python.org/mailman3/lists/tutor.python.org/
.. _Stack Overflow: https://stackoverflow.com/
.. _Libera.Chat: https://libera.chat/