Update app.py

app.py

@@ -14,6 +14,16 @@ from datasets import load_dataset
 
 warnings.filterwarnings("ignore")
 
+# Add this at the top of your app.py or equivalent
+import nltk
+
+# Download necessary NLTK data
+try:
+    nltk.data.find('tokenizers/punkt')
+    nltk.data.find('tokenizers/punkt_tab')  # This is the missing one!
+except LookupError:
+    nltk.download(['punkt', 'punkt_tab'], quiet=True)
+
 # Download required NLTK data
 try:
     nltk.data.find('tokenizers/punkt')