python 列表推导式,双重for循环
2022/9/16 1:17:10
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my_list = [ [[1, 2, 3], [4, 5, 6]] ] flat = [x for sub1 in my_list for sub2 in sub1 for x in sub2] print(flat) # [1, 2, 3, 4, 5, 6] flat2 = [((x for x in sub2) for sub2 in sub1) for sub1 in my_list] print(list(flat)) # [1, 2, 3, 4, 5, 6]
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