fix(read wufi): Fix read WUFI Error

- handle case where there are no zones covered by Mech System (index error)

Author: ed-p-may

PHX/from_WUFI_XML/phx_schemas.py

@@ -414,6 +414,9 @@ def _PhxVariant(_xml_variant_data: wufi_xml.WufiVariant, _phx_project_host: PhxP
     # -- Build the HVAC Systems, Devices, and Distribution
     phx_obj.clear_mechanical_collections()
     for xml_system_data in _xml_variant_data.HVAC.Systems:
+        if len(xml_system_data.ZonesCoverage) == 0:
+            continue
+
         new_mechanical_collection = PhxMechanicalSystemCollection()
         new_mechanical_collection.display_name = xml_system_data.Name
         new_mechanical_collection.id_num = xml_system_data.IdentNr

PHX/from_WUFI_XML/wufi_file_schema.py

@@ -113,8 +113,8 @@ class WufiPH_ClimateLocation(BaseModel):
     Longitude: wufi_unit.CardinalDegrees
     dUTC: int
 
-    HeightNNWeatherStation: wufi_unit.M
-    HeightNNBuilding: wufi_unit.M
+    HeightNNWeatherStation: Optional[wufi_unit.M] = wufi_unit.M(0)
+    HeightNNBuilding: Optional[wufi_unit.M] = wufi_unit.M(0)
 
     ClimateZone: int
     GroundThermalConductivity: wufi_unit.Watts_per_MK

PHX/from_WUFI_XML/wufi_file_types.py

@@ -49,9 +49,9 @@ def validate(cls, v: Union[str, Dict[str, Any]]):
 
         # -- Otherwise, pull the value out of the dict and convert the value to the right unit
         try:
-            result = convert(v["value"], v["unit_type"], cls.__unit_type__)
-        except Exception:
-            msg = f"Error converting input for '{cls.__name__}' using inputs: {v}"
+            result = convert(v["value"].strip(), v["unit_type"], cls.__unit_type__)
+        except Exception as e:
+            msg = f"Error converting to '{cls.__name__}' using the input of: [ {v} ]\n{e}"
             raise Exception(msg)
 
         # -- If the conversion was unsuccessful, raise an exception

output.txt

@@ -0,0 +1,5 @@
+ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+> Reading in data from XML-File: /Users/em/Desktop/test/test2.xml
+> Converting XML-data to a PHX-Model
+> Saving the XML file to: .//Users/em/Desktop/test/test2.xml
+> Successfully wrote to file.