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Python 3.x 查找列表中索引[1]上具有相同值的列表_Python 3.x_List Comprehension - Fatal编程技术网

Python 3.x 查找列表中索引[1]上具有相同值的列表

Python 3.x 查找列表中索引[1]上具有相同值的列表,python-3.x,list-comprehension,Python 3.x,List Comprehension,我在列表中有一个列表,希望找到索引[1]上具有相同值的所有列表。列表中的列表始终具有相同的len 列表=['10302','118073','So,07.02.2021','302',['10301','118074','So,07.02.2021','301'],['10032','118075','So,07.02.2021','32'],['10032','118077','So,07.02.2021',['10032','118078','So,07.02.2021','32'],['1

我在列表中有一个列表,希望找到索引[1]上具有相同值的所有列表。列表中的列表始终具有相同的len

列表=['10302','118073','So,07.02.2021','302',['10301','118074','So,07.02.2021','301'],['10032','118075','So,07.02.2021','32'],['10032','118077','So,07.02.2021',['10032','118078','So,07.02.2021','32'],['10032','118079','So,07.02.02'],[10032”,“118080”,“So,07.02.2021”,“32'],[10411”,“118081”,“So,07.02.2021”,“411'],[10402”,“118082”,“So,07.02.2021”,“402'],[10302”,“118083”,“So,14.02.2021”,“302'],[10301”,“118084”,“So,14.02.2021”,“301'],[10032”,“118085”,“So,14.02.2021”,“32'],[10032”,“118086”,“14.02,2021'],[10032”,“118087”,“So,14.02.2021”,“32'],[10032”,“118088”,“So,14.02.2021”,“32'],[10032”,“118089”,“So,14.02.2021”,“32'],[10032”,“118090”,“So,14.02.2021”,“32'],[10034”,“118091”,“So,14.02.2021”,“34'],[10411”,“118092”,“So,14.02.2021”,“411'],[10411”,“118092”,“21.02.2021”,“411'],[10402”,“118093”,“So,14.02.2021”,“402'],[10005”,“118095”,“Mo,15.02.2021”,“5'],[10314”,“118096”,“Mo,15.02.2021”,“314'],[10313”,“118097”,“Mo,15.02.2021”,“313'],[10312”,“118098”,“Mo,15.02.2021”,“312'],[10035”,“118099”,“Mo,15.02.2021”,“35'],[10030”,“118100”,“Mo,15.02.2021”,['10302','118101','So,21.02.2021','302'],['10301','118102','So,21.02.2021','301'],['10411','118103','So,21.02.2021','411'],['10402','118104','So,21.02.2021','402'],['10214','118105','So,28.02.2021','214'],['10005','118106','So,28.02.2021','5'],['10314','118107','So,28.02.2021','314'],['10313','118108','So,28.02.2021','313'],['10312','118109','So,28.02.2021','312'],['10302','118110','So,28.02.2021','302'],['10301','118111','So,28.02.2021','311'],['10035','118113','So,28.02.2021','35'],['10030','118114','So,28.02.2021','30'],[10032”,“118115”,“So,28.02.2021”,“32'],[10032”,“118116”,“So,28.02.2021”,“32'],[10032”,“118117”,“So,28.02.2021”,“32'],[10032”,“118118”,“So,28.02.2021”,“32'],[10032”,“118119”,“So,28.02.2021”,“32'],[10032”,“118120”,“28.02.2021”,“32'],[10358”,“118121”,“So,28.02.2021”,“358'],['10350','118122','So,28.02.2021','350'],['10352','118123','So,28.02.2021','352'],['10359','118124','So,28.02.2021','359'],['10412','118125','So,28.02.2021','411'],['10411','118126','So,28.02.2021','411'],['10408','118127','So,28.02.2021','408'],['10402','118128','2021','402等等,['10801','118129','So,28.02.2021','801'],['10818','118130','So,28.02.2021','818'],['10817','118131','So,28.02.2021','817']


结果=['10411','118092','So,14.02.2021','411'],['10411','118092','So,21.02.2021','411']

我喜欢用于这类分组问题的习惯用法是使用
列表的
dict
,其中键是列表的相关元素,值是列表本身。在这种情况下,我们的键是每个元素的
lst[1]

bigList = [['10302', '118073', 'So, 07.02.2021', '302'], ['10301', '118074', 'So, 07.02.2021', '301'], ['10032', '118075', 'So, 07.02.2021', '32'], ['10032', '118076', 'So, 07.02.2021', '32'], ['10032', '118077', 'So, 07.02.2021', '32'], ['10032', '118078', 'So, 07.02.2021', '32'], ['10032', '118079', 'So, 07.02.2021', '32'], ['10032', '118080', 'So, 07.02.2021', '32'], ['10411', '118081', 'So, 07.02.2021', '411'], ['10402', '118082', 'So, 07.02.2021', '402'], ['10302', '118083', 'So, 14.02.2021', '302'], ['10301', '118084', 'So, 14.02.2021', '301'], ['10032', '118085', 'So, 14.02.2021', '32'], ['10032', '118086', 'So, 14.02.2021', '32'], ['10032', '118087', 'So, 14.02.2021', '32'], ['10032', '118088', 'So, 14.02.2021', '32'], ['10032', '118089', 'So, 14.02.2021', '32'], ['10032', '118090', 'So, 14.02.2021', '32'], ['10034', '118091', 'So, 14.02.2021', '34'], ['10411', '118092', 'So, 14.02.2021', '411'], ['10411', '118092', 'So, 21.02.2021', '411'], ['10402', '118093', 'So, 14.02.2021', '402'], ['10005', '118095', 'Mo, 15.02.2021', '5'], ['10314', '118096', 'Mo, 15.02.2021', '314'], ['10313', '118097', 'Mo, 15.02.2021', '313'], ['10312', '118098', 'Mo, 15.02.2021', '312'], ['10035', '118099', 'Mo, 15.02.2021', '35'], ['10030', '118100', 'Mo, 15.02.2021', '30'], ['10302', '118101', 'So, 21.02.2021', '302'], ['10301', '118102', 'So, 21.02.2021', '301'], ['10411', '118103', 'So, 21.02.2021', '411'], ['10402', '118104', 'So, 21.02.2021', '402'], ['10214', '118105', 'So, 28.02.2021', '214'], ['10005', '118106', 'So, 28.02.2021', '5'], ['10314', '118107', 'So, 28.02.2021', '314'], ['10313', '118108', 'So, 28.02.2021', '313'], ['10312', '118109', 'So, 28.02.2021', '312'], ['10302', '118110', 'So, 28.02.2021', '302'], ['10301', '118111', 'So, 28.02.2021', '301'], ['10311', '118112', 'So, 28.02.2021', '311'], ['10035', '118113', 'So, 28.02.2021', '35'], ['10030', '118114', 'So, 28.02.2021', '30'], ['10032', '118115', 'So, 28.02.2021', '32'], ['10032', '118116', 'So, 28.02.2021', '32'], ['10032', '118117', 'So, 28.02.2021', '32'], ['10032', '118118', 'So, 28.02.2021', '32'], ['10032', '118119', 'So, 28.02.2021', '32'], ['10032', '118120', 'So, 28.02.2021', '32'], ['10358', '118121', 'So, 28.02.2021', '358'], ['10350', '118122', 'So, 28.02.2021', '350'], ['10352', '118123', 'So, 28.02.2021', '352'], ['10359', '118124', 'So, 28.02.2021', '359'], ['10412', '118125', 'So, 28.02.2021', '412'], ['10411', '118126', 'So, 28.02.2021', '411'], ['10408', '118127', 'So, 28.02.2021', '408'], ['10402', '118128', 'So, 28.02.2021', '402'], ['10801', '118129', 'So, 28.02.2021', '801'], ['10818', '118130', 'So, 28.02.2021', '818'], ['10817', '118131', 'So, 28.02.2021', '817']]

lists = {}
for lst in bigList:
    lists.setdefault(lst[1], [])
    lists[lst[1]].append(lst)

result = lists['118092']
# [['10411', '118092', 'So, 14.02.2021', '411'], ['10411', '118092', 'So, 21.02.2021', '411']]

一旦我们将大列表排序为共享第二个元素的列表,我们就可以选择具有第二个元素的特定列表(例如,
lists['118092']
用于索引1中具有该元素的所有列表),或者通过
list(lists.values())获得一个按索引1中的值分组的三重嵌套列表

抱歉!结果“118092”未知。我必须在列表中的所有列表中搜索可能相同的值​​在索引[1]中,然后返回找到的列表。非常感谢!
[key for key,list.items()如果len(value)>1]