関連ワード:  how to print a class in python    how to print a class object in python    how to print a class variable in python    how to pretty print a class in python    how to print attributes of a class in python    how to print contents of a class in python    how to print elements of a class in python    how to print all attributes of a class in python    how to print all instances of a class in python    how to print an instance of a class in python