Update app.py

app.py

@@ -103,6 +103,9 @@ def main():
     if st.button("Answer"):
             with st.spinner("Answering"):
               handle_userinput(user_question)
+    if st.button("CLEAR"):
+            with st.spinner("CLEARING"):
+              st.cache_data.clear()
 
     
     with st.sidebar: