関連ワード:  how to start a while loop in python    how to make a while loop in python    how to restart a while loop in python    how to start a for loop in python    how to make a for loop in python    how to restart a for loop in python    how to start for loop in python from 1    how to start a for loop from 2 in python    how to make a for loop infinite in python    how to end a while loop in python