関連ワード:  what is a block of code in python    what is a block of code in python and how is it defined    what is a reusable block of code in python    which is called a block of code in python language    what is used to define a block of code in python    what is used to indicate a block of code in python    what is used to mark a block of code in python    what is used to end a block of code in python    what is used to distinguish a block of code in python    which defines a block of code in python language