関連ワード:  which is not data type in python    which is not core data type in python    which is not valid data type in python    which is not standard data type in python    which is not sequential data type in python    which is not core data type in python programming    which is not mutable data type in python    which is not a sequence data type in python    which is not a basic data type in python    which is not built in data type in python