code: def get_datastrip_metadata_name(self, datastrip_folder):
          
          if self.safe_type == EsaSafeType.OLD_TYPE:
              name = _edit_name(datastrip_folder, 'MTD', delete_end=True)
          else:
              name = 'MTD_DS'
          return '{}.{}'.format(name, MimeType.XML.value)
docs: :param datastrip_folder: name of datastrip folder
          :type: str
          :return: name of datastrip metadata file
          :rtype: str