Update app.py

app.py

@@ -139,11 +139,11 @@ def gradio(model, tokenizer):
             retry_btn = "🔄 Regenerate",
             undo_btn = "↩️ Remove last turn",
             clear_btn = "➕ New conversation",
-            examples=[
+            examples=[[
                 "帮我生成一句英文，描述春天的美好。",
                 "推荐一些好看的电影",
                 "Write a poem for me."
-            ]
+            ]]
         )
 
     demo.queue().launch()