Update app.py

app.py

@@ -356,7 +356,7 @@ def generate(prompt, history, post_check,full_conv, agent_name=agents[0], sys_pr
            
             #prompt = question_generate(output, history)
             #main_point[0]=prompt
-        full_conv.append((output,None,None))
+        full_conv.update((output,None,None))
     
     
         html_out=load_html(full_conv,title)