Are all items in list the same?

[Serhiy Storchaka]

08.01.19 11:07, Peter Otten пише:
> Bob van der Poel wrote:
> 
>> I need to see if all the items in my list are the same. I was using set()
>> for this, but that doesn't work if items are themselves lists. So,
>> assuming that a is a list of some things, the best I've been able to come
>> up with it:
>>
>>      if a.count( targ ) == len(a):
>>
>> I'm somewhat afraid that this won't scale all that well. Am I missing
>> something?
> 
> a[1:] == a[:-1]
> 
> :)
> 

Very clever! It is definitely the shortest solution.