def METHOD_NAME(preds: Tensor, target: Tensor, top_k: Optional[int] = None) -> Tensor:
    """Wrapper for deprecated import.
    >>> from torch import tensor
    >>> preds = tensor([.1, .2, .3, 4, 70])
    >>> target = tensor([10, 0, 0, 1, 5])
    >>> _retrieval_normalized_dcg(preds, target)
    tensor(0.6957)
    """
    _deprecated_root_import_func("retrieval_normalized_dcg", "retrieval")
    return retrieval_normalized_dcg(preds=preds, target=target, top_k=top_k)