Update app.py

app.py

@@ -113,7 +113,7 @@ with st.sidebar:
             )
             callbacks.append(es)
         
-        hist=model.fit(x_train,y_train,epochs=n_epochs,batch_size=train_size,validation_data=(x_test, y_test),verbose=False)
+        hist=model.fit(x_train,y_train,epochs=epochs,batch_size=train_size,validation_data=(x_test, y_test),verbose=False)
 
         # --- Neural Network Diagram ---
         st.subheader("Neural Network Architecture")