関連ワード:  what is true and false in python    what is true and false called in python    what is the result of true and false in python    what is the output of true and false in python    what is the value of true and false in python    what is return true and return false in python    what is the data type of true and false in python    what is the result of not true and false in python    what is the result of expression true and false in python    what does true and false mean in python