code: def ean(self):
          
          ean = self._safe_get_element_text('ItemAttributes.EAN')
          if ean is None:
              ean_list = self._safe_get_element_text('ItemAttributes.EANList')
              if ean_list:
                  ean = self._safe_get_element_text(
                      'EANListElement', root=ean_list[0])
          return ean
docs: EAN.
  
          :return:
              EAN (string)