Update app.py

app.py

@@ -22,7 +22,9 @@ from concurrent.futures import ThreadPoolExecutor
 import gradio as gr
 
 # Download required NLTK data
-try:
+def _tokenize_and_lemmatize(self, signal_lower):
+    return signal_lower.split()  # Simple split as a fallback
+    try:
     nltk.data.find('tokenizers/punkt')
     nltk.data.find('corpora/wordnet')
 except LookupError: