Update app.py

app.py

@@ -5,6 +5,7 @@ import spacy
 import subprocess
 import nltk
 from nltk.corpus import wordnet
+from nltk.corpus import stopwords  
 from spellchecker import SpellChecker
 import re
 
@@ -13,8 +14,9 @@ import re
 nltk.download('punkt')        
 nltk.download('stopwords')    
 nltk.download('averaged_perceptron_tagger')  
-nltk.download('wordnet')      
-top_words = set(stopwords.words("english"))  # More efficient as a set
+nltk.download('wordnet')  
+nltk.download('stopwords') 
+top_words = set(stopwords.words("english"))  
 
 def plagiarism_removal(text):
     def plagiarism_remover(word):