Update app.py

app.py

@@ -110,6 +110,7 @@ with gr.Blocks() as demo:
                 accuracy = gr.Number(label="Model Accuracy", value=0)
 
         accuracy_button = gr.Button("Calculate Accuracy")
+        num_posts = gr.Number(visible=False)
         predict_button.click(load_and_analyze_csv, inputs=[file_input, text_field, event_model], 
                          outputs=[flood_checkbox_output, fire_checkbox_output, none_checkbox_output, model_confidence, num_posts])
         accuracy_button.click(calculate_accuracy, inputs=[flood_checkbox_output, fire_checkbox_output, none_checkbox_output, num_posts],