我想使用Python读取文本文件。我的列表必须是这样的:
mylist = [((5., 10.), (6.4, 13)),
((7., 11.), (5.6, 5.)),
((4., 5.67), (3.1, 2.)),
((13., 99.), (3.2, 1.1))]
我的文本文件是:
text file: 5., 10., 6.4, 13.
7., 11., 5.6, 5.
4., 5.67, 3.1, 2.
13., 99., 3.2, 1.1
python代码是:
with open('test.txt') as f:
mylist = [tuple((tuple(map(float, i.split(','))))) for i in f]
print(mylist)
我的结果:
[(5.0, 10.0, 6.4, 13.0), (7.0, 11.0, 5.6, 5.0), (4.0, 5.67, 3.1, 2.0), (13.0, 99.0, 3.2, 1.1)]
非常感谢
答案 0 :(得分:0)
您可以再走一步:
lst = [(5.0, 10.0, 6.4, 13.0), (7.0, 11.0, 5.6, 5.0), (4.0, 5.67, 3.1, 2.0), (13.0, 99.0, 3.2, 1.1)]
lst2 = [(tt[:2],tt[2:]) for tt in lst]
print(lst2)
输出
[((5.0, 10.0), (6.4, 13.0)), ((7.0, 11.0), (5.6, 5.0)), ((4.0, 5.67), (3.1, 2.0)), ((13.0, 99.0), (3.2, 1.1))]
答案 1 :(得分:0)
您需要将行分为两个独立的元组。将async Task<IViewComponentResult> InvokeAsync
更改为此即可:
mylist
答案 2 :(得分:-1)
这是代码:
mylist = []
for line in open('test.txt', 'r'):
floats = [float(x) for x in line.split(',')]
mylist.append(((floats[0], floats[1]),(floats[2], floats[3])))
print(mylist)
>>> [((5.0, 10.0), (6.4, 13.0)), ((7.0, 11.0), (5.6, 5.0)), ((4.0, 5.67), (3.1, 2.0)), ((13.0, 99.0), (3.2, 1.1))]