Update app.py

app.py

@@ -70,35 +70,28 @@ def geocode(address):
         location = geolocator.geocode(address)
         lat, lon = location.latitude, location.longitude
     return lat, lon
+def extract_vertices_1(multipolygon):
+    vertices = []
+    for polygon in multipolygon.geoms:  # Access the individual polygons
+        x, y = polygon.exterior.xy  # Get exterior coordinates
+        vertices.extend(zip(x, y))  # Combine x and y coordinates
+    return vertices
+
+
 
 def extract_vertices(gdf):
-    g = [i for i in gdf.geometry]
     all_data = []
-    for i in range(len(g)):
-        try:
-            try:
-                x, y = g[i].exterior.coords.xy
-            except:
-                x, y = g[i].coords.xy
-            df = pd.DataFrame({'Lat': y, 'Lon': x})
-        except:
-            all_data2 = []
-            try:
-                for j in range(len(g[i])):
-                    try:
-                        x, y = g[i][j].exterior.coords.xy
-                    except:
-                        x, y = g[i][j].coords.xy
-                    all_data2.append(pd.DataFrame({'Lat': y, 'Lon': x}))
-                df = pd.concat(all_data2)
-            except:
-                for i in g.geometry:
-                    x=np.concatenate([poly.exterior.coords.xy[0] for poly in i.geoms])
-                    y=np.concatenate([poly.exterior.coords.xy[1] for poly in i.geoms])
-                df = pd.DataFrame({'Lat': y,
-                                   'Lon': x, })
-        df['index_gdf'] = i
+    for idx, geom in enumerate(gdf.geometry):
+        if geom.geom_type == 'MultiPolygon':
+            vertices = extract_vertices_1(geom)
+        else:
+            x, y = geom.exterior.xy  # Handle single polygons
+            vertices = list(zip(x, y))
+
+        df = pd.DataFrame(vertices, columns=['Lon', 'Lat'])
+        df['index_gdf'] = idx  # Add index from GeoDataFrame
         all_data.append(df)
+
     return pd.concat(all_data).query('Lat==Lat').reset_index(drop=1).drop(columns='index_gdf')