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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 removeRnaQuantificationSet(self):
 """ Removes an rnaQuantificationSet from this repo """

        self._openRepo()
        dataset = self._repo.getDatasetByName(self._args.datasetName)
        rnaQuantSet = dataset.getRnaQuantificationSetByName(
            self._args.rnaQuantificationSetName)

        def func():
            self._updateRepo(self._repo.removeRnaQuantificationSet,
                             rnaQuantSet)
        self._confirmDelete(
            "RnaQuantificationSet", rnaQuantSet.getLocalId(), func)