def _load_data(batch, targets, major_axis):
    """Load data into sliced arrays."""
    if isinstance(batch, list):
        new_batch = []
        for i in range(len(targets)):
            new_batch.append([b.data[i] for b in batch])
        new_targets = [[dst for _, dst in d_target] for d_target in targets]
        _load_general(new_batch, new_targets, major_axis)
    else:
        _load_general(batch.data, targets, major_axis)
Load data into sliced arrays.