Nested lambda statements when sorting lists

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再見小時候
再見小時候 2020-12-03 21:20

I wish to sort the below list first by the number, then by the text.

lst = [\'b-3\', \'a-2\', \'c-4\', \'d-2\']

# result:
# [\'a-2\', \'d-2\', \'b-3\', \'c-         


        
8条回答
  •  孤街浪徒
    2020-12-03 22:05

    lst = ['b-3', 'a-2', 'c-4', 'd-2']
    res = sorted(lst, key=lambda x: tuple(f(a) for f, a in zip((int, str), reversed(x.split('-')))))
    print(res)
    
    ['a-2', 'd-2', 'b-3', 'c-4']
    

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