関連ワード:  which data type is immutable in python    which data type is immutable    which data type is immutable list or tuple    which data type is immutable in java    which python data type is immutable and ordered    which data type is not immutable in python    which data type is mutable and immutable in python    which data type is ordered and immutable    which python sequence data type is immutable    which of these data type is immutable in python