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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 removeVariantSet(self, variantSet):
 """ Removes the specified variantSet from this repository. This performs a cascading removal of all items within this variantSet. """

        for variantSetRecord in models.Variantset.select().where(
                        models.Variantset.id == variantSet.getId()):
            variantSetRecord.delete_instance(recursive=True)