Update app.py

app.py

@@ -25,7 +25,7 @@ stop_words = [
     'under', 'until', 'up',
     'very',
     'was', "wasn't", 'we', "we'd", "we'll", "we're", "we've", 'were', "weren't", 'what', "what's", 'when', "when's", 'where', "where's", 'which', 'while', 'who', "who's", 'whom', 'why', "why's", 'with', "won't", 'would', "wouldn't",
-    'you', "you'd", "you'll", "you're", "you've", 'your', 'yours', 'yourself', 'yourselves', "-","+91","pm","am","cse","nit","sec","b","SECTION","section","media","omitted"
+    'you', "you'd", "you'll", "you're", "you've", 'your', 'yours', 'yourself', 'yourselves', "-","+91","pm","am","cse","nit","sec","b","SECTION","section","media","omitted","message","deleted","added"
 ]
 
 def clean_text(text):