我希望将字符串元素转换为每个列表中的整数:
old = [['29,1,22,14,32,11,11,3'],
['2,3,1,2,1,4,1,1,3,1'],
['5,2,1,1,3,1,2,4,1,1,2,2,2,1,19,2,1,7'],
['2,2,1,5,6,1,2,3,9,2,1,1,2,6,1,1,2,3,1,1,2'],
['29,44,5,8,17,20,26,47,80,29,47,17,23,26,46,69,8,2,5,38,8,5,5']]
我试过以下密码:
[[int(num)