def set_extended_associations(self, res_container, ext_associations, ext_exclude):
        if ext_associations is not None:
            for ext_field in ext_associations:

                if ext_exclude is not None and ext_field in ext_exclude:
                    continue

                objs = self._find_associated_resources(res_container.resource, ext_associations[ext_field])
                if objs:
                    res_container.ext_associations[ext_field] = objs
                else:
                    res_container.ext_associations[ext_field] = list()
Renders given ``data`` as **Code 128** barcode symbology.
dataset/ETHPy150Open ooici/pyon/pyon/ion/resource.py/ExtendedResourceContainer.set_extended_associations--crossover with--dataset/ETHPy150Open base4sistemas/pyescpos/escpos/impl/epson.py/GenericESCPOS.code128