Fix bug where calendar caching meant invalid duration calculations if you edited your calendar after a date calculation.

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

@@ -18,6 +18,7 @@
 
 import ifcopenshell.api
 import ifcopenshell.util.date
+import ifcopenshell.util.sequence
 from datetime import datetime
 from datetime import timedelta
 
@@ -93,4 +94,8 @@ class Usecase:
         time_periods = list(self.settings["recurrence_pattern"].TimePeriods or [])
         time_periods.append(time_period)
         self.settings["recurrence_pattern"].TimePeriods = time_periods
+
+        ifcopenshell.util.sequence.is_working_day.cache_clear()
+        ifcopenshell.util.sequence.is_calendar_applicable.cache_clear()
+
         return time_period

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

@@ -16,6 +16,9 @@
 # You should have received a copy of the GNU Lesser General Public License
 # along with IfcOpenShell.  If not, see <http://www.gnu.org/licenses/>.
 
+import ifcopenshell
+import ifcopenshell.util.sequence
+
 
 class Usecase:
     def __init__(self, file, recurrence_pattern=None, attributes=None):
@@ -56,3 +59,6 @@ class Usecase:
     def execute(self):
         for name, value in self.settings["attributes"].items():
             setattr(self.settings["recurrence_pattern"], name, value)
+
+        ifcopenshell.util.sequence.is_working_day.cache_clear()
+        ifcopenshell.util.sequence.is_calendar_applicable.cache_clear()

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

@@ -44,10 +44,11 @@ class Usecase:
             work_time = ifcopenshell.api.run("sequence.add_work_time", model,
                 work_calendar=calendar, time_type="WorkingTimes")
 
-            # Edit our work time to state that the work time only applies after
-            # a start date.
+            # If we don't specify any recurring time periods in our work time,
+            # we need to specify a start and end date of the work time. It
+            # starts at 0:00 on the start date and 24:00 at the end date.
             ifcopenshell.api.run("sequence.edit_work_time", model,
-                work_time=work_time, attributes={"StartDate": "2000-01-01"})
+                work_time=work_time, attributes={"StartDate": "2000-01-01", "FinishDate": "2000-01-02"})
         """
         self.file = file
         self.settings = {"work_time": work_time, "attributes": attributes or {}}