Update app.py

app.py

@@ -59,7 +59,7 @@ def process_buildings(input_gdf, sensitive_sites_gdf, default_building_height_m,
         else:
             building_intersect_desc = f"Building {idx} ({building_name}), height: {building_height_ft}, buffer distance: {buffer_distance_ft} is not in the vicinity of any sensitive sites."
 
-        intersection_desc = intersection_desc + "\n" + building_intersect_desc
+        intersection_desc += "\n" + building_intersect_desc
         
     
     return buffers, intersected_sites, intersection_desc
@@ -108,7 +108,7 @@ def ss_intersect(geojson1, ss_geoselect, multiplier_factor, default_building_hei
 
             
     # Return the image
-    return "building_buffers.geojson", intersection_desc
+    return "building_buffers.geojson", "buffer_union.geojson", intersection_desc
 
 
 iface = gr.Interface(
@@ -121,7 +121,8 @@ iface = gr.Interface(
         gr.inputs.Number(default=200, label="Default Building Height"), #Can I make this optional?
     ], 
     outputs=[
-        gr.outputs.File(label="Intersecting Buildings"),
+        gr.outputs.File(label="Building Buffers"),
+        gr.outputs.File(label="Union of Building Buffers"),
         gr.outputs.Textbox(label="Building and Sensitive Site Vicinities"),
     ],
     examples=[