what is the difference between commenting and uncommenting the __init__ method in this class?

Dave Angel davea at davea.name
Tue Jan 29 03:19:50 CET 2013


On 01/28/2013 09:09 PM, iMath wrote:
> what is the difference between commenting and uncommenting the __init__ method  in this class?
>
>
> class CounterList(list):
>      counter = 0
>
> ##    def __init__(self, *args):
> ##        super(CounterList, self).__init__(*args)
>
>      def __getitem__(self, index):
>
>          self.__class__.counter += 1
>          return super(CounterList, self).__getitem__(index)
>

If you don't call the super-class' __init__() method, then the list 
won't take anyparameters.  So the list will be empty,


-- 
DaveA



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