code: def verify_message(self, expected_response, break_in_fail=True):
          
          ok = True
          try:
              ok = verify_message(self.lines, expected_response)
          except (TypeError, LookupError) as inst:
              ok = False
              if break_in_fail:
                  raise inst
          if ok is False and break_in_fail:
              raise LookupError("Unexpected message found")
          return ok
docs: Verifies that expected_response is found in self.lines.
  
          :param expected_response: response or responses to look for. Must be list or str.
          :param break_in_fail: If set to True,
          re-raises exceptions caught or if message was not found
          :return: True or False
          :raises: LookupError if message was not found and break_in_fail was True. Other exceptions
          might also be raised through searcher.verify_message.