update app.py

app.py

@@ -171,7 +171,7 @@ with gr.Blocks(css=".gradio-container {background:honeydew;}", title="WideResNet
     send_btn = gr.Button("Infer")
     
     with gr.Row():
-        gr.Examples(example_files, inputs=input_image)
+        gr.Examples([example_files], inputs=input_image)
         #gr.Examples(['examples/sample02.png', 'examples/sample04.png'], inputs=input_image2)
 
     send_btn.click(fn=predict, inputs=input_image, outputs=output_label)