Update app.py

app.py

@@ -257,16 +257,15 @@ def load_leaderboard():
         return pd.DataFrame({"Message": ["Leaderboard is empty."]})
     print("Loading leaderboard data...")
     return pd.read_csv(LEADERBOARD_FILE)
-
 def evaluate_predictions_and_update_leaderboard(prediction_file):
     """
     Evaluate predictions and update the leaderboard.
     """
     ground_truth_file = "ground_truth.csv"
     if not os.path.exists(ground_truth_file):
-        return "Ground truth file not found.", None
+        return "Ground truth file not found.", load_leaderboard()
     if not prediction_file:
-        return "Prediction file not uploaded.", None
+        return "Prediction file not uploaded.", load_leaderboard()
 
     try:
         predictions_df = pd.read_csv(prediction_file.name)
@@ -306,7 +305,7 @@ with gr.Blocks() as demo:
         with gr.TabItem("🏅 Submission"):
             file_input = gr.File(label="Upload Prediction CSV")
             eval_status = gr.Textbox(label="Evaluation Status", interactive=False)
-            leaderboard_table_submission = gr.Dataframe(
+            leaderboard_table_preview = gr.Dataframe(
                 value=load_leaderboard(),
                 label="Leaderboard (Preview)",
                 interactive=False,
@@ -316,7 +315,7 @@ with gr.Blocks() as demo:
             eval_button.click(
                 evaluate_predictions_and_update_leaderboard,
                 inputs=[file_input],
-                outputs=[eval_status, leaderboard_table_submission],
+                outputs=[eval_status, leaderboard_table_preview],
             )
         
         # Leaderboard Tab