Update to ifcopenshell.util.date for handling of IfcDuration with python and import of Planned Durations from P6 .xml exports in blenderBIM

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

@@ -1,6 +1,4 @@
 import ifcopenshell.util.date
-from datetime import datetime
-from datetime import timedelta
 
 class Usecase:
     def __init__(self, file, **settings):

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

@@ -154,7 +154,8 @@ class Data:
                     continue
                 if "Start" in key or "Finish" in key or key == "StatusTime":
                     data[key] = ifcopenshell.util.date.ifc2datetime(value)
-                # TODO parse duration
+                elif key == "ScheduleDuration":
+                    data[key] = ifcopenshell.util.date.ifc2datetime(value)
             cls.task_times[task_time.id()] = data
 
     @classmethod

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

@@ -13,4 +13,7 @@ class Usecase:
             if "Start" in name or "Finish" in name or name == "StatusTime":
                 if value:
                     value = ifcopenshell.util.date.datetime2ifc(value, "IfcDateTime")
+            if name == "ScheduleDuration":
+                if value:
+                    value = ifcopenshell.util.date.datetime2ifc(value, "IfcDuration")
             setattr(self.settings["task_time"], name, value)