@abc.abstractmethod
    def create_metering_label_rule(self, context, metering_label_rule):
        pass
Load a subcorpus of a lexical unit from the given xml.
dataset/ETHPy150Open openstack/neutron/neutron/extensions/metering.py/MeteringPluginBase.create_metering_label_rule--crossover with--dataset/ETHPy150Open nltk/nltk/nltk/corpus/reader/framenet.py/FramenetCorpusReader._handle_lusubcorpus_elt