Q: sort's key and cmp parameters

[Ethan Furman]

Laszlo Nagy wrote:
> 
>>> can be achieved (to a very good approximation at least) with
>>>
>>> scrambled = some_list.sort(key=lambda x: random())
>>>
>>> Is there a real-life sorting task that requires (or is far more
>>> efficient with) cmp and can't be easily achieved with key and
>>> reverse?
>>>     
>>
>>
>> The core developers don't think there is one. list.sort() no longer 
>> supports the cmp parameter in 3.x.
>>   
> 
> LOL :-D
> 
> BTW if you really want to sort a list then you can. Using keys or 
> values, it doesn't matter. The op's question has no practical usage. 
> REALLY looks like a homework.
> 
>   L
> 

If it is, it's one he's contemplating giving his students.  :-D

~Ethan~