関連ワード:  is not a data type in python    is not a core data type in python programming    is char not a data type in python    is not a core data type in python    which one is not a data type in python    which is not a valid data type in python    which of these is not a data type in python    which is not a sequential data type in python    dictionary is not a special data type in python    class is not a core data type in python