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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def loadRecord(self, domain, rtype, callback=None, errback=None):
 """ Load a high level Record object from a domain within this Zone. :param str domain: The name of the record to load :param str rtype: The DNS record type :rtype: ns1.records.Record :return: new Record """

        rec = Record(self, domain, rtype)
        return rec.load(callback=callback, errback=errback)