Update

gradio/demo.py

@@ -106,6 +106,6 @@ with gr.Blocks() as demo:
             compare_face_output = gr.Image(type="pil", height=150)
             compare_result_output = gr.JSON(label='Result')
 
-    compare_face_button.click(compare_face, inputs=[compare_face_input1, compare_face_input2], outputs=[compare_face_output, compare_result_output])
+    compare_face_button.click(compare_face, inputs=[compare_face_input1, compare_face_input2], outputs=[compare_result_output, compare_face_output])
 
 demo.launch(server_name="0.0.0.0", server_port=7860)