dopopull

src/streamlit_app.py

@@ -1,5 +1,4 @@
 import streamlit as st
-import tensorflow_datasets as tfds
 import tensorflow as tf
 import numpy as np
 import time
@@ -106,7 +105,7 @@ if st.button("🔎 Genera matrice di confusione per validazione"):
     st.write("✅ Matrice di confusione generata!")
 
 # 📌 Grafico per Loss e Accuracy con validazione
-if history:
+if history is not None:
     fig, ax = plt.subplots(1, 2, figsize=(12, 5))
     ax[0].plot(history.history["loss"], label="Training Loss")
     ax[0].plot(history.history["val_loss"], label="Validation Loss")