Refactoring: vaccination

src/flask_covid19/blueprints/data_rki/rki_model.py

@@ -281,7 +281,7 @@ class RkiData(BlueprintFactTable):
     @classmethod
     def find_by_date_reported_and_location(cls, date_reported: RkiMeldedatum, location: RkiLandkreis):
         return db.session.query(cls).filter(
-            and_((cls.date_reported.id == date_reported.id), (cls.location.id == location.id))
+            and_((cls.date_reported == date_reported), (cls.location == location))
         ).one_or_none()
 
     @classmethod