Update app.py

app.py

@@ -378,7 +378,7 @@ Check the leaderboard for real-time rankings.
 For questions or support, contact us at: [Insert Email Address]
                 """)
 
-        with gr.TabItem("📤 Submission"):
+     with gr.TabItem("📤 Submission"):
             with gr.Row():
                 file_input = gr.File(label="Upload Prediction CSV", file_types=[".csv"], interactive=True)
                 model_name_input = gr.Textbox(label="Model Name", placeholder="Enter your model name")
@@ -390,8 +390,16 @@ For questions or support, contact us at: [Insert Email Address]
             eval_button = gr.Button("Evaluate")
             eval_status = gr.Textbox(label="Evaluation Status", interactive=False)
 
+            def handle_evaluation(file, model_name, add_to_leaderboard):
+                status, leaderboard = evaluate_predictions(file, model_name, add_to_leaderboard)
+                if leaderboard.empty:
+                    overall_accuracy = 0
+                else:
+                    overall_accuracy = leaderboard.iloc[-1]["Overall Accuracy"]
+                return status, overall_accuracy
+
             eval_button.click(
-                evaluate_predictions,
+                handle_evaluation,
                 inputs=[file_input, model_name_input, add_to_leaderboard_checkbox],
                 outputs=[eval_status, overall_accuracy_display],
             )