def __iter__(self):
        return self
Return any dependent axes ('left' and 'right' by default for LineCharts,
dataset/ETHPy150Open jfsantos/ift6266h14/old/pylearn2_timit/iteration.py/FiniteDatasetIterator.__iter__--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/_internal/graphy/common.py/BaseChart.GetDependentAxes