Update app.py

app.py

@@ -268,15 +268,7 @@ with block:
         with gr.Column():
             gallery = gr.Gallery(label="Generated images", show_label=False, height="auto")
 #            gallery = gr.Gallery(label="Generated images", show_label=False).style(height="auto")
-    dropdown.change(None, dropdown, None, _js=js)
-    toggle_dark.click(
-        None,
-        _js="""
-        () => {
-            document.body.classList.toggle('dark');
-            document.querySelector('gradio-app').style.backgroundColor = 'var(--color-background-primary)'
-        }
-        """,
+
     )
     run_button.click(fn=canny, inputs=[input_image, resolution, low_threshold, high_threshold], outputs=[gallery])