Update app.py

app.py

@@ -48,7 +48,6 @@ def load_user_preferences(username):
         return preferences
     return None
 
-# Main app
 def main():
     st.title("AI-driven Personalized Experience")
     
@@ -57,7 +56,7 @@ def main():
     if preferences["username"]:
         loaded_preferences = load_user_preferences(preferences["username"])
         if loaded_preferences:
-            preferences = loaded_preferences
+            preferences.update(loaded_preferences)
         else:
             save_user_preferences(preferences)
 
@@ -67,8 +66,7 @@ def main():
     user_data = preprocess_user_preferences(preferences)
     prediction = model.predict(user_data)
 
-    st.write("## AI-driven Personalized Content")
-    
+    st.write("## AI-driven Personalized Content")    
     
     st.markdown("### Recommendation Score")
     st.write(f"{prediction[0][0] * 100:.2f}%")
@@ -87,4 +85,4 @@ def main():
     st.table(activities)
 
 if __name__ == "__main__":
-    main()
+    main()