Update app.py

app.py

@@ -66,7 +66,7 @@ def generate(image_editor, prompt, neg_prompt, versions):
         final_gallery = versions
         final_gallery.append(final_image)
     
-    return final_dict, gr.Gallery(value=final_gallery, visible=True)
+    return final_dict, gr.Gallery(value=final_gallery, visible=True), gr.update(visible=True)
 
 with gr.Blocks() as demo:
     gr.Markdown("""
@@ -83,12 +83,12 @@ with gr.Blocks() as demo:
                 neg_prompt = gr.Textbox(label='Negative Prompt', value='ugly, deformed')
         with gr.Column():
             version_gallery = gr.Gallery(label="Versions", type="pil", object_fit='contain', visible=False)
-            restore_button = gr.Button("Restore Version")
+            restore_button = gr.Button("Restore Version", visible=False)
             selected = gr.Number(show_label=False, visible=False)
     
 
     version_gallery.select(get_select_index, None, selected)
-    generate_button.click(fn=generate, inputs=[sketch_pad,prompt, neg_prompt, version_gallery], outputs=[sketch_pad, version_gallery])
+    generate_button.click(fn=generate, inputs=[sketch_pad,prompt, neg_prompt, version_gallery], outputs=[sketch_pad, version_gallery, restore_button])
     restore_button.click(fn=restore_version, inputs=[selected, version_gallery], outputs=sketch_pad)
 
 demo.launch()