On Fri, Mar 1, 2013 at 7:06 PM, Suresh V. <suresh...@yahoo.com> wrote:
> On Friday 01 March 2013 02:15 PM, Lennart Regebro wrote:
>>
>> I'm sorry, it's early in the morning. It is of course:
>>
>>>       sorted(sorted(news_stories, key=lambda x: x.publication_date,
>>>                 reverse=True), key=lambda x: x.category)
>>
>>
>
> Won't the two sorteds step over each other?

Nope. Timsort is a stable sort, so you get a list that is sorted first
by category and then by publication_date.

//Lennart
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