Update app.py

app.py

@@ -4,6 +4,9 @@ from scipy.spatial.distance import cosine
 from sklearn.metrics.pairwise import cosine_similarity
 import nltk
 
+nltk.download('punkt', download_dir='./nltk_data')
+nltk.data.path.append('./nltk_data')
+
 # Carica il modello
 model = SentenceTransformer('sentence-transformers/all-roberta-large-v1', device='cpu')
 nltk.download('punkt')