Confirmed. Commit 4bf9de87e700f0de56ef698a8d8d6eb7d4ff9050 does the trick. I applied the patch to kodi 2:20.5+dfsg-2 and built it using sid: The fatal message is gone.
- Bug#1074440: kodi dies with "PyImport_Appe... Harald Dunkel
- Bug#1074440: kodi dies with "PyImport... Dylan Spies
- Bug#1074440: kodi dies with "PyImport... Harald Dunkel
- Processed: Bug#1074440 marked as pending i... Debian Bug Tracking System
- Bug#1074440: marked as done (kodi dies wit... Debian Bug Tracking System

