Try to fix serialization error

app.py

@@ -9,7 +9,7 @@ import torch
 from mast3r.demo import get_args_parser
 from mast3r.utils.misc import hash_md5
 from mast3r_demo import mast3r_demo_tab
-from gs_demo import gs_demo_tab
+# from gs_demo import gs_demo_tab
 
 if __name__ == '__main__':
     # parser = get_args_parser()
@@ -33,8 +33,8 @@ if __name__ == '__main__':
             with gr.Tabs():
                 with gr.Tab("MASt3R Demo"):
                     mast3r_demo_tab(cache_path, weights_path, device)
-                with gr.Tab("Gaussian Splatting Demo"):
-                    gs_demo_tab(cache_path)
+                # with gr.Tab("Gaussian Splatting Demo"):
+                #     gs_demo_tab(cache_path)
 
             demo.launch(show_error=True, share=None, server_name=None, server_port=None) 
             # demo.launch(show_error=True, share=None, server_name='0.0.0.0', server_port=5555)