<div id="comment:0"></div> `setuptools.errors` available since https://setuptools.pypa.io/en/latest/history.html#v59-0-0 See https://github.com/pypa/setuptools/pull/2858/files CC: @kiwifb @antonio-rojas @tornaria Component: **refactoring** Author: **Matthias Koeppe** Branch/Commit: **[`1c83bcd`](https://github.com/sagemath/sagetrac-mirror/commit/1c83bcdb6d12ff8e079e6a5694f5c7f9bc7c8162)** Reviewer: **François Bissey** _Issue created by migration from https://trac.sagemath.org/ticket/32873_