Update app.py

app.py

@@ -181,7 +181,11 @@ def generate_leaderboard(collection):
     return leaderboard_data
     
 def refresh_leaderboard():
-    return generate_leaderboard()
+    collection = init_database()
+    return generate_leaderboard(collection)
+
+# ...
+
 # Gradio interface setup
 # Gradio interface setup
 with gr.Blocks() as demo:
@@ -213,7 +217,7 @@ with gr.Blocks() as demo:
         except:
             leaderboard = gr.Dataframe()
         refresh_btn = gr.Button("Refresh Leaderboard")
-        refresh_btn.click(refresh_leaderboard, inputs=[collection], outputs=[leaderboard])
+        refresh_btn.click(refresh_leaderboard, outputs=[leaderboard])
 
 # Launch the Gradio interface
 if __name__ == "__main__":