def METHOD_NAME(self):
    config = self.setup_config()
    parent = AnalysisTask(config, 'taskName', 'ocean')
    obsFileName = '{}/mld_4.0x4.0degree.nc'.format(str(self.datadir))
    remapObsTask = RemapObservedMLDClimatology(
        parentTask=parent,
        seasons=['ANN'], fileName=obsFileName,
        outFilePrefix='mld',
        comparisonGridNames=['latlon', 'antarctic'])
    remapObsTask.setup_and_check()
    return remapObsTask