empty set is not None

Author: BSnelling

python/sdist/amici/_symbolic/de_model.py

@@ -2689,7 +2689,7 @@ def has_implicit_event_assignments(self) -> bool:
         :return:
             boolean indicating if event assignments with implicit triggers are present
         """
-        return any(event.updates_state and not event.has_explicit_trigger_times() for event in self._events)
+        return any(event.updates_state and not event.has_explicit_trigger_times({}) for event in self._events)
 
     def toposort_expressions(
         self, reorder: bool = True