Stem is Outdated in Tor Browser's Namecoin Support
Tor Browser is using Stem 1.7.1, which is impacted by #30882 (closed), for Namecoin support. We should upgrade it to Stem 1.8.0 so that users of Python 3.8+ don't run into problems.
Thanks to /u/OsrsNeedsF2P on /r/Namecoin for reporting this; original report is at https://old.reddit.com/r/Namecoin/comments/fjo3qq/we_need_more_testers_for_the_namecoin_tor_browser/fkobn93/ .