Update app.py

app.py

@@ -9,7 +9,7 @@ def find_rss(rss_url):
     json_box=[]
     json_dict={}
     r = requests.get(f'{rss_url}') 
-    soup = bs4.BeautifulSoup(source.content,'lxml')
+    soup = bs4.BeautifulSoup(r.content,'lxml')
     for i,p in enumerate(soup.find_all("a")):
         json_dict[i]=p
     json_box.append(json_dict)