MultiIndex.where(cond, other=None)

MultiIndex.values

MultiIndex.to_series(**kwargs)

MultiIndex.is_lexsorted_for_tuple(tup)

MultiIndex.ndim return the number of dimensions of the underlying data, by definition 1

MultiIndex.T return the transpose, which is by definition self

MultiIndex.set_labels(labels, level=None, inplace=False, verify_integrity=True)

MultiIndex.symmetric_difference(other, result_name=None)

MultiIndex.any(other=None)

MultiIndex.repeat(n, *args, **kwargs)