To be entirely fair, that’s a different problem: just because you launched something with a KOI8-R locale inside your terminal emulator doesn’t mean the emulato

To be entirely fair, that’s a different problem: just because you launched something with a KOI8-R locale inside your terminal emulator doesn’t mean the emulator itself stopped expecting UTF-8. (I mean, it didn’t change its UI language to Russian either, did it?) If you use luit -encoding koi8-r env LC_ALL=ru_RU.KOI8-R python3.11 instead, for example, things do work out on my Linux machine, so apparently I was wrong as far as Unix versions of Python go.