Update app.py

app.py

@@ -162,7 +162,7 @@ def toggle_comments_off(r_name,check_list,token):
 
 with gr.Blocks(css=css) as build:
     save_state=gr.State()
-    space_list=gr.State()
+    space_list=gr.State([])
     with gr.Row(visible=False) as no:
         pass_box=gr.Textbox()
         pass_btn=gr.Button()
@@ -208,7 +208,7 @@ with gr.Blocks(css=css) as build:
         with gr.Tab("Controls"):
             with gr.Row():
                 with gr.Column():
-                    check_list=gr.CheckboxGroup(choices=space_list)
+                    check_list=gr.CheckboxGroup(choices=[s for s in space_list])
                 com_off = gr.Button("Turn OFF Commenting")
                 com_on = gr.Button("Turn ON Commenting")