関連ワード:  how to get a set in python    how to make a set in python    how to make a set in python3    how to have a set in python    how to get length of a set in python    how to get size of a set in python    how to get values from a set in python    how to get elements from a set in python    how to get items from a set in python    how to get index of a set in python