def __iter__(self):
        return state[self.key].__iter__()
set the x-th column, starting at 0
dataset/ETHPy150Open duerrp/pyexperiment/pyexperiment/utils/persistent_memoize.py/PersistentCache.__iter__--crossover with--dataset/ETHPy150Open bfontaine/term2048/term2048/board.py/Board.setCol