Update app.py

app.py

@@ -257,7 +257,7 @@ with gr.Blocks(css=css) as demo:
     input_message.submit(submit_message, [ input_message, prompt_template, temperature, max_tokens, context_length, state], [input_message, chatbot, total_tokens_str, state])
     btn_clear_conversation.click(clear_conversation, [], [input_message, chatbot, total_tokens_str, state])
     #prompt_template.change(on_prompt_template_change, inputs=[prompt_template], outputs=[prompt_template_preview])
-    prompt_template.change(on_prompt_template_change, inputs=[prompt_template], outputs[1]=[prompt_template_preview])
+    prompt_template.change(on_prompt_template_change, inputs=[prompt_template], outputs=[prompt_template_preview])
 
     
     demo.load(download_prompt_templates, inputs=None, outputs=[prompt_template], queur=False)