Question about accessing class-attributes.

Alex Martelli aleax at aleax.it
Thu Apr 24 15:27:42 CEST 2003


Andrew Bennetts wrote:

> On Thu, Apr 24, 2003 at 01:29:44PM +0200, Nikolai Kirsebom wrote:
>> Given the following class hierarchy:
>>       
>> class A(object):
>>       InstCount = 0
>>       def __init__(self):
>>               self.__class__.__dict__['InstCount'] += 1
> 
> A simpler way to do this line would be:
> 
>               self.__class__.InstCount += 1

However, this hides a bug with subclasses that fail to redefine
InstCount in their bodies and turns it into weird behavior instead.

I suggest a custom metaclass -- see my earlier post in this thread.


Alex





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