control.assign_control to support batching

src/ifc4d/ifc4d/common.py

@@ -261,6 +261,7 @@ class ScheduleIfcGenerator:
         wbs: Union[WBSEntry, None],
         work_schedule: Union[ifcopenshell.entity_instance, None],
     ) -> None:
+        assert self.file
         activity["ifc"] = ifcopenshell.api.sequence.add_task(
             self.file,
             work_schedule=None if wbs else work_schedule,
@@ -283,7 +284,7 @@ class ScheduleIfcGenerator:
         ifcopenshell.api.control.assign_control(
             self.file,
             relating_control=calendar["ifc"],
-            related_object=activity["ifc"],
+            related_objects=[activity["ifc"]],
         )
         ifcopenshell.api.sequence.edit_task_time(
             self.file,

src/ifc4d/ifc4d/msp2ifc.py

@@ -263,7 +263,7 @@ class MSP2Ifc:
             ifcopenshell.api.control.assign_control(
                 self.file,
                 relating_control=calendar,
-                related_object=task["ifc"],
+                related_objects=[task["ifc"]],
             )
 
         ifcopenshell.api.sequence.edit_task(