如何将2D字符串列表转换为2D int列表python? [英] How to convert 2D string list to 2D int list python?

问题描述

如何在2d int列表中转换2d字符串列表?示例:

How to convert a 2d string list in 2d int list? example:

>>> pin_configuration = [['1', ' 1', ' 3'], ['2', ' 3', ' 5'], ['3'], ['4', ' 5'], ['5', ' 1'], ['6', ' 6'], ['7']]

>>> to [[1,1,3], [2,3,5], [3], [4,5], [5,1], [6,6], [7]]

推荐答案

使用列表理解，

In [24]: l =  [['1', ' 1', ' 3'], ['2', ' 3', ' 5'], ['3'], ['4', ' 5'], ['5', ' 1'], ['6', ' 6'], ['7']]

In [25]: result = [map(int,i) for i in l]

结果

In [26]: print result
[[1, 1, 3], [2, 3, 5], [3], [4, 5], [5, 1], [6, 6], [7]]

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