docs: def Task_display(self):
      """ For Task overall stock display
          顯示資訊樣式之一，兩行資訊。
      """
      re = """%(stock_name)s %(stock_no)s %(stock_date)s
  Today: %(stock_price)s %(stock_range)s
  =-=-=-=""" % {
          'stock_name': unicode(self.stock_name),
          'stock_no': unicode(self.stock_no),
          'stock_date': unicode(self.data_date[-1]),
          'stock_price': unicode(self.raw_data[-1]),
          'stock_range': unicode(self.stock_range[-1]),
        }
      return re