Parse Houses sheet as well 🟪

backend/condition/parsing/lbwf_parser.py

@@ -14,36 +14,66 @@ logger = setup_logger
 class LbwfParser(Parser):
 
     def parse(self, file_stream: BinaryIO) -> Any:
-        wb = load_workbook(file_stream)
-        address_to_uprn_map: Dict[str, int] = LbwfParser._generate_address_to_uprn_dict(wb)
+        wb: Workbook = load_workbook(file_stream)
+        address_to_uprn_map: Dict[str, int] = self._generate_address_to_uprn_dict(wb)
+
+        assets = self._parse_assets(wb)
+        houses = self._parse_houses(wb, address_to_uprn_map)
+
+        self._merge_assets_into_houses(assets, houses)
+
+        return houses
+
+    @staticmethod
+    def _parse_assets(wb: Workbook) -> List[LbwfAssetCondition]:
+        assets_sheet = wb["Houses Asset Data"]
+        asset_rows = assets_sheet.iter_rows(values_only=True)
 
-        # Parse assets
-        assets_sheet: Workbook = wb["Houses Asset Data"]
-        asset_rows: Iterator[Tuple[object | None, ...]] = assets_sheet.iter_rows(values_only=True)
         asset_headers = next(asset_rows)
-        asset_header_indexes: Dict[str, int] = LbwfParser._get_column_indexes_by_name(asset_headers)
+        asset_header_indexes = LbwfParser._get_column_indexes_by_name(asset_headers)
 
         assets: List[LbwfAssetCondition] = []
         for row in asset_rows:
             try:
-                assets.append(LbwfParser._map_row_to_asset_record(row, asset_header_indexes))
+                assets.append(
+                    LbwfParser._map_row_to_asset_record(row, asset_header_indexes)
+                )
             except Exception as e:
                 logger.error(f"Error mapping LBWF row to asset record: {e}")
 
-        # Parse houses
-        houses_sheet: Workbook = wb["Houses"]
-        house_rows: Iterator[Tuple[object | None, ...]] = houses_sheet.iter_rows(values_only=True)
+        return assets
+
+    @staticmethod
+    def _parse_houses(
+        wb: Workbook,
+        address_to_uprn_map: Dict[str, int],
+    ) -> List[LbwfHouse]:
+        houses_sheet = wb["Houses"]
+        house_rows = houses_sheet.iter_rows(values_only=True)
+
         house_headers = next(house_rows)
-        house_header_indexes: Dict[str, int] = LbwfParser._get_column_indexes_by_name(house_headers)
+        house_header_indexes = LbwfParser._get_column_indexes_by_name(house_headers)
 
         houses: List[LbwfHouse] = []
         for row in house_rows:
             try:
-                houses.append(LbwfParser._map_row_to_house_record(row, house_header_indexes, address_to_uprn_map))
+                houses.append(
+                    LbwfParser._map_row_to_house_record(
+                        row,
+                        house_header_indexes,
+                        address_to_uprn_map,
+                    )
+                )
             except Exception as e:
                 logger.error(f"Error mapping LBWF row to house record: {e}")
 
-        # Merge assets and houses by Reference
+        return houses
+
+    @staticmethod
+    def _merge_assets_into_houses(
+        assets: List[LbwfAssetCondition],
+        houses: List[LbwfHouse],
+    ) -> None:
         assets_by_ref: Dict[int, List[LbwfAssetCondition]] = defaultdict(list)
         for asset in assets:
             assets_by_ref[asset.prop_ref].append(asset)
@@ -51,8 +81,6 @@ class LbwfParser(Parser):
         for house in houses:
             house.assets = assets_by_ref.get(house.reference, [])
 
-        return houses
-
 
     @staticmethod
     def _map_row_to_house_record(