我正在寻找一种列表理解,即根据列表列表中的索引位置添加一系列数字,同时单独保留第二个索引。search_keys = [('1', 'B'), ('1', 'K'), ('1', 'Y')]期望的结果:new_search_keys = [('11', 'B'), ('12', 'B'), ('13', 'B'), ('14', 'B'), ('15', 'B')... ...('11', 'K'), ('12', 'K'), ('13', 'K'), ('14', 'K'), ('15', 'K')... ...('11', 'Y'), ('12', 'Y'), ('13', 'Y'), ('14', 'Y'), ('15', 'Y')...]我的尝试带来了 TypeError: 'type' object is not subscriptable:new_search_keys = [search_keys[i][0] + list(range[1,9]) for i in range(len(search_keys))]
1 回答
慕的地6264312
TA贡献1817条经验 获得超6个赞
这应该可以解决您的问题:-
new_search_keys = [(search_keys[i][0] +str(j), search_keys[i][1]) for i in range(len(search_keys)) for j in range(1,9)]
输出:-
[('11', 'B'), ('12', 'B'), ('13', 'B'), ('14', 'B'), ('15', 'B'), ('16', 'B'), ('17', 'B'), ('18', 'B'), ('11', 'K'), ('12', 'K'), ('13', 'K'), ('14', 'K'), ('15', 'K'), ('16', 'K'), ('17', 'K'), ('18', 'K'), ('11', 'Y'), ('12', 'Y'), ('13', 'Y'), ('14', 'Y'), ('15', 'Y'), ('16', 'Y'), ('17', 'Y'), ('18', 'Y')
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