fix for issue #2261

src/ifcopenshell-python/ifcopenshell/api/pset/edit_pset.py

@@ -106,7 +106,11 @@ class Usecase:
                     properties.append(value)
                     continue               
                 else:
-                    nominal_value = value
+                    properties.append(
+                    self.file.create_entity(
+                        "IfcPropertySingleValue",
+                        **{"Name": name, "NominalValue": value},
+                    )
             #TODO-The following "elif" is temporary code, will need to refactor at some point - vulevukusej
             elif isinstance(value, list):
                 for pset_template in self.settings["pset_template"].HasPropertyTemplates:
@@ -130,12 +134,12 @@ class Usecase:
                 value = self.cast_value_to_primary_measure_type(value, primary_measure_type)
                 nominal_value = self.file.create_entity(primary_measure_type, value)
             
-            properties.append(
-                self.file.create_entity(
-                    "IfcPropertySingleValue",
-                    **{"Name": name, "NominalValue": nominal_value},
+                properties.append(
+                    self.file.create_entity(
+                        "IfcPropertySingleValue",
+                        **{"Name": name, "NominalValue": nominal_value},
+                    )
                 )
-            )
         return properties
 
     def extend_pset_with_new_properties(self, new_properties):