x = [["a","b"], ["c"]] result = [] [ result.extend(el) for el in x] for el in result: print el
参考
https://stackoverflow.com/questions/716477/join-list-of-lists-in-python
![join list of lists in python [duplicate] 列表包含列表 合并](http://www.mshxw.com/aiimages/31/829447.png "join list of lists in python [duplicate] 列表包含列表 合并")
x = [["a","b"], ["c"]] result = [] [ result.extend(el) for el in x] for el in result: print el
参考
https://stackoverflow.com/questions/716477/join-list-of-lists-in-python
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