History of dead batteries: https://discuss.python.org/t/history-of-dead-batteries/68934
Documenting Dead batteries: https://discuss.python.org/t/documenting-dead-batteries/70652
PR: https://github.com/python/cpython/pull/126622
Summary
The PR adds a “Removed modules” page that lists modules which have been removed. Each module gets a page (with the original URL) that explains why the module is gone.