Update app.py

app.py

@@ -322,7 +322,7 @@ def get_mesh(image, depth, blur_data, loadall):
                 #cverts[i].append(verts[j])
                 #j=j+1
     mesh.append(trimesh.PointCloud(verts))
-    mesh.visuals.color = [255,0,255,255]
+    mesh[len(mesh)-1].visual.color = [255,0,255,255]
     mesh[len(mesh)-1].merge_vertices()
         #i=i+1
     mesh_n.append(str(fnum))