MultiIndex.where(cond, other=None)

MultiIndex.argsort(*args, **kwargs)

MultiIndex.get_loc(key, method=None)

MultiIndex.names Names of levels in MultiIndex

MultiIndex.get_indexer_non_unique(target)

MultiIndex.all(other=None)

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

MultiIndex.values