[docs] [issue42589] doc: Wrong "from" keyword link in Exceptions doc

Mariatta <mariatta@python.org> added the comment: Thanks for the PR. There is conflict with applying it to the 3.8 branch. If you can get to it, it would be great. Thanks. ---------- nosy: +Mariatta stage: patch review -> backport needed _______________________________________ Python tracker <report@bugs.python.org> <https://bugs.python.org/issue42589> _______________________________________