Add support for editing calendar work and exception times and recurring work times

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

@@ -0,0 +1,12 @@
+import ifcopenshell.api
+
+
+class Usecase:
+    def __init__(self, file, **settings):
+        self.file = file
+        self.settings = {"recurrence_pattern": None}
+        for key, value in settings.items():
+            self.settings[key] = value
+
+    def execute(self):
+        self.file.remove(self.settings["recurrence_pattern"])