Update app.py

app.py

@@ -301,7 +301,12 @@ stored_paragraphs_2 = []
 stored_df1 = []
 stored_df2 = []
 
-
+def toggle_dark_mode():
+    # This can be used if you want to manage state in Python,
+    # but since we are using JavaScript for dark mode,
+    # we don't need to define any function here.
+    return None
+    
 with gr.Blocks(theme='gradio/soft') as demo:
     with gr.Row():
         with gr.Column(scale=3):