Update app.py

app.py

@@ -55,7 +55,7 @@ if __name__ =="__main__":
         with gr.Row() as row:
             with gr.Column():
                 img_input = gr.Image(type="filepath")
-                out_input = gr.Textbox(lable='自定义类别')
+                out_input = gr.Textbox(lable='自定义类别',placeholder='输入自定义类别,例如：猫，狗，兔子')
                 text_btn = gr.Button("提交")
 
             with gr.Column(scale=5):