def __init__(self, size_or_pool=1000):
        if isinstance(size_or_pool, GreenPool):
            self.pool = size_or_pool
        else:
            self.pool = GreenPool(size_or_pool)
        self.waiters = queue.LightQueue()
        self.used = False
        self.counter = 0
Convert the Adult dataset to HDF5.
dataset/ETHPy150Open veegee/guv/guv/greenpool.py/GreenPile.__init__--crossover with--dataset/ETHPy150Open mila-udem/fuel/fuel/converters/adult.py/convert_adult