Update app.py

app.py

@@ -8,6 +8,10 @@ import re
 from sklearn.metrics.pairwise import cosine_similarity
 import string
 import nltk
+from nltk.corpus import stopwords
+from nltk.stem import WordNetLemmatizer
+nltk.download("stopwords")
+nltk.download('wordnet')
 from sentence_transformers import SentenceTransformer
 import plotly.express as px
 import pandas as pd