Scheduled dates now cascade when dependencies, lag times, and calendars are modified

src/ifcopenshell-python/ifcopenshell/api/sequence/edit_lag_time.py

@@ -1,3 +1,4 @@
+import ifcopenshell.api
 import ifcopenshell.util.date
 
 
@@ -16,3 +17,5 @@ class Usecase:
                 else:
                     value = self.file.createIfcDuration(ifcopenshell.util.date.datetime2ifc(value, "IfcDuration"))
             setattr(self.settings["lag_time"], name, value)
+        for rel in [r for r in self.file.get_inverse(self.settings["lag_time"]) if r.is_a("IfcRelSequence")]:
+            ifcopenshell.api.run("sequence.cascade_schedule", self.file, task=rel.RelatedProcess)