Update app.py

app.py

@@ -1,14 +1,15 @@
 import streamlit as st
 import pickle
 import requests
+import os
 
 movies = pickle.load(open('movies.pkl','rb'))
 similarity = pickle.load(open('similarity.pkl','rb'))
 movie_list = movies['title'].values
-
+tmdb_api_token = os.environ["TMDB_API_TOKEN"]
 
 def poster_fetcher(id):
-    url = "https://api.themoviedb.org/3/movie/{}?api_key=d78186cbfc9e401bc620780d7148872d".format(id)
+    url = "https://api.themoviedb.org/3/movie/{}?api_key={}".format(id,tmdb_api_token)
     response = requests.get(url)
     obj  = response.json()
     return "https://image.tmdb.org/t/p/w500/" + obj['poster_path']