Try this

bf3b5198 · Fabian Wachsmann · 90f9cd7a · bf3b5198 · bf3b5198
Commit bf3b5198 authored May 27, 2021 by Fabian Wachsmann
--- a/src/__init__.py
+++ b/src/__init__.py
-from .tzis import Tzis
+from . import Tzis
--- a/tzis.egg-info/top_level.txt
+++ b/tzis.egg-info/top_level.txt
-tzis
+src