core.py 文件源码

def rank(obj):
    """
    maskedarray version of the numpy function.

    .. note::
        Deprecated since 1.10.0

    """
    # 2015-04-12, 1.10.0
    warnings.warn(
        "`rank` is deprecated; use the `ndim` function instead. ",
        np.VisibleDeprecationWarning, stacklevel=2)
    return np.ndim(getdata(obj))