Update app.py

app.py

@@ -45,14 +45,6 @@ def save_chat_history(messages):
     with shelve.open("chat_history") as db:
         db["messages"] = messages
 
-'''def fetch_wikipedia_link(topic):
-    api_url = f"https://en.wikipedia.org/api/rest_v1/page/summary/{topic}"
-    response = requests.get(api_url)
-    if response.status_code == 200:
-        return response.json()['content_urls']['desktop']['page']
-    st.error("Failed to fetch Wikipedia content.")
-    return None'''
-
 from urllib.parse import quote
 
 def fetch_wikipedia_link(topic: str) -> str | None: