Update app.py

app.py

@@ -301,7 +301,7 @@ def get_mesh(image, depth, blur_data, loadall):
 
     #mesh = trimesh.Trimesh(vertices=verts, faces=triangles, vertex_colors=colors)
     mesh.append(trimesh.PointCloud(verts, colors=clrs))
-    mesh[len(mesh)-1] = mesh[len(mesh)-1].merge_vertices()
+    mesh[len(mesh)-1].merge_vertices()
     #material = trimesh.visual.texture.SimpleMaterial(image=image)
     #texture = trimesh.visual.TextureVisuals(uv=uv, image=image, material=material)
     #mesh.visual = texture