Update app.py

app.py

@@ -66,7 +66,7 @@ def load_models():
             # Use pipeline if available
             models['evaluator'] = pipeline(
                 "sentiment-analysis", 
-                model="cardiffnlp/twitter-xlm-roberta-base-sentiment"
+                model="nlptown/bert-base-multilingual-uncased-sentiment"
             )
         else:
             # Fall back to basic model loading