Update src/inference.py

src/inference.py

@@ -5,8 +5,11 @@ import scipy.sparse
 from textblob import TextBlob
 import nltk
 
-# Download NLTK punkt tokenizer to avoid runtime errors
-nltk.download('punkt')
+# Download NLTK punkt tokenizer if not already present
+try:
+    nltk.data.find('tokenizers/punkt')
+except LookupError:
+    nltk.download('punkt')
 
 from src.preprocessing import clean_text
 from src.features import create_features