Update dl.py

dl.py

@@ -259,7 +259,7 @@ with gr.Blocks() as build:
             m_t=gr.Textbox(max_lines=100)
         uu=gr.Textbox(visible=False)
     test_btn=gr.Button("test button")
-    test_col = gr.Column()
+    test_col = gr.Group()
         
     test_btn.click(pop_buttons,[r_name,s_name],test_col)
     show_all_btn1.click(show_all,[r_name,token],files)