Save the current asset

        :returns: None
        :rtype: None
        :raises: None

def asset_save(self):
        """Save the current asset

        :returns: None
        :rtype: None
        :raises: None
        """
        if not self.cur_asset:
            return

        desc = self.asset_desc_pte.toPlainText()
        self.cur_asset.description = desc
        self.cur_asset.save()