Update app.py

app.py

@@ -19,7 +19,7 @@ tokenizer.set_chat_template(tokenizer.chat_template)
 
 def generate_response(prompt):
     output = pipe.generate([prompt], max_length=1024)
-    tokenpersec=output.perf_metrics.get_throughput().mean:.2f
+    tokenpersec=f'Throughput: {output.perf_metrics.get_throughput().mean:.2f} tokens/s'
     return tokenpersec,output
 
 # 建立 Gradio 介面