Index.all(*args, **kwargs)

Index.difference(other)

Index.is_lexsorted_for_tuple(tup)

Index.factorize(sort=False, na_sentinel=-1)

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

Index.get_value(series, key)

Index.is_(other)

Index.is_boolean()

Index.reshape(*args, **kwargs)

Index.is_unique = None