def __init__(self, data, atten_mask, labels, num_excl):
    self._dataset = [[data[i], atten_mask[i], labels.values[i], num_excl.values[i]] for i in range(0, len(data))]
def __init__(self, data, atten_mask, labels, num_excl):
    self._dataset = [[data[i], atten_mask[i], labels.values[i], num_excl.values[i]] for i in range(0, len(data))]