code: def __get_last_update_time():
      '''Returns last FTP site update time'''
      now = datetime.datetime.utcnow()
  
      # Get the first Tuesday of the month
      first_tuesday = __get_first_tuesday(now)
  
      if first_tuesday < now:
          return first_tuesday
      else:
          first_of_month = datetime.datetime(now.year, now.month, 1)
          last_month = first_of_month + datetime.timedelta(days=-1)
          return __get_first_tuesday(last_monthf __get_last_update_time():
      '''Returns last FTP site update time'''
      now = datetime.datetime.utcnow()
  
      # Get the first Tuesday of the month
      first_tuesday = __get_first_tuesday(now)
  
      if first_tuesday < now:
          return first_tuesday
      else:
          first_of_month = datetime.datetime(now.year, now.month, 1)
          last_month = first_of_month + datetime.timedelta(days=-1)
          return __get_first_tuesday(last_month)
docs: Returns last FTP site update time