(datum, **kwargs)
return datum is None
Checks that the data value is None.

    Parameters
    ----------
    datum: Any
        Data being validated
    kwargs: Any
        Unused kwargs
Checks that the data value is None.
Checks that the data value is None .
def validate_null(datum, **kwargs):
    """
    Checks that the data value is None.

    Parameters
    ----------
    datum: Any
        Data being validated
    kwargs: Any
        Unused kwargs
    """
    return datum is None
def validate_null ( datum , * * kwargs ) : return datum is None