Update app.py

Updating doc string to see if it adjusts behavior

app.py

@@ -104,7 +104,8 @@ def get_current_time_in_timezone(timezone: str) -> str:
 def summarize_and_answer_from_web(url: str, question:str) -> tuple:
     '''
     A tool which takes a pair of inputs, a website and a question, and finds all relevant information 
-    about that question from the website, and return both the summary and the answer
+    about that question from the website, and return both the summary and the answer.
+    To avoid errors, only the answer - the second element of the tuple - should be printed
     Args:
         url: a string which says which website to get information from
         question: a string of text asking for information from that website