Don't use __slots__ (was Re: Problem of Readability of Python)
steven.bethard at gmail.com
Mon Oct 8 20:22:29 CEST 2007
> In article <2tqdncU0D6K8v5TanZ2dnUVZ_hGdnZ2d at comcast.com>,
> Steven Bethard <steven.bethard at gmail.com> wrote:
>> You can use __slots__ [...]
> Aaaugh! Don't use __slots__!
> Seriously, __slots__ are for wizards writing applications with huuuge
> numbers of object instances (like, millions of instances).
You clipped me saying that __slots__ are for performance tweaks:
You can use __slots__ to make objects consume less memory and have
slightly better attribute-access performance. Classes for objects
that need such performance tweaks should start like...
I fully agree that __slots__ are for applications with huge numbers of
instances. But if you have that situation, you really do want to be
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