Change back to button

app.py

@@ -24,21 +24,20 @@ examples = [
 
 with gr.Blocks() as demo:
     gr.Markdown("Compute difference using NVIDIA's [FLIP](https://github.com/NVlabs/flip/)")
-    with gr.Row(equal_height=True):
-        # define inputs and outputs
-        image_slider = ImageSlider(upload_count=2, type="numpy")
-        diff = gr.Image(label="Difference")
-    # with gr.Row(equal_height=True):
-    #     with gr.Column(scale=1):          
-    #         button = gr.Button("Compute difference")
-    #     with gr.Column(scale=1, min_width=200):
-    meanbox = gr.Textbox(label="Mean difference")
-    # interaction
-    image_slider.upload(fn=compute_flip_diff,
+    image_slider = ImageSlider(upload_count=2, type="numpy")
+    diff = gr.Image(label="Difference")
+    # image_slider.upload(fn=compute_flip_diff,
+    #              inputs=image_slider,
+    #              outputs=[diff, meanbox]
+    #             )
+    button = gr.Button("Compute difference")
+    button.click(fn=compute_flip_diff,
                  inputs=image_slider,
                  outputs=[diff, meanbox]
                 )
-    # gr.Examples(examples, [image_slider])
+
+    meanbox = gr.Textbox(label="Mean difference")
+
 
 if __name__ == "__main__":
     demo.launch()