Restore variables with noqa: F841 per review feedback

ochre/utils/envelope.py

@@ -536,6 +536,8 @@ def calculate_ashrae_infiltration_params(indoor_inf, construction, site, has_flu
     # Calculate SLA for above-grade portion of the building (in IP, ft2)
     indoor_volume = construction["Conditioned Volume (m^3)"]
     indoor_floor_area = construction["Indoor Floor Area (m^2)"]
+    building_height = construction["Ceiling Height (m)"] * construction["Indoor Floors"]  # noqa: F841
+    building_height_ft = convert(building_height, "m", "ft")  # noqa: F841 - in ft
     house_pressure = 50
     living_sla = (ach * 0.2835 * 4**n_i * convert(indoor_volume, "m^3", "ft^3")) / (
         convert(indoor_floor_area, "m^2", "in^2") * house_pressure**n_i * 60

ochre/utils/equipment.py

@@ -237,6 +237,7 @@ def calculate_duct_dse(
     # des_in_enthalpy = float(climate_data['Design hin'])
     seas_enthalpy = float(climate_data["Seasonal hout"])
     seas_in_enthalpy = float(climate_data["Seasonal hin"])
+    ground_temp = (heating_des_init + cooling_des_init) / 2  # noqa: F841
 
     # Load zone temperature file
     df_zone_temps = load_csv(zone_temp_file, index_col="Zone Type")

test/test_equipment/test_battery.py

@@ -316,6 +316,7 @@ def test_calculate_degradation(self):
 
         # Add some cycling data
         battery.degradation_data = [(0.3, 0.7), (0.4, 0.8), (0.2, 0.6)]
+        initial_capacity = battery.capacity_kwh_nominal  # noqa: F841
 
         # Run degradation calculation
         battery.calculate_degradation()