code: def get_campus_calendars(campus_code):
      
      if is_bot(campus_code):
          return get_bot_calendars()
      elif is_sea(campus_code):
          return get_sea_calendars()
      elif is_tac(campus_code):
          return get_tac_calendars()
      else:
          logger.warn(
              "Calling get_campus_calendars with invalid campus code: %s"
              % campus_code)
          return None
docs: :return: a dictionary of {calenderid, TrumbaCalendar}
               corresponding to the given campus calendars.
               None if error, {} if not exists
      raise DataFailureException if the request failed.