def train(self, dataset):
        raise NotImplementedError()
Get a child of the DOM element by specifying an index.
dataset/ETHPy150Open lisa-lab/pylearn2/pylearn2/training_algorithms/training_algorithm.py/TrainingAlgorithm.train--crossover with--dataset/ETHPy150Open pyjs/pyjs/pyjswidgets/pyjamas/DOM.browser.py/getChild