[Python-Dev] Replacing self.__dict__ in __init__

Tin Tvrtković tinchester at gmail.com
Sun Mar 25 11:08:49 EDT 2018


That's reassuring, thanks.

On Sat, Mar 24, 2018 at 5:20 PM Raymond Hettinger <
raymond.hettinger at gmail.com> wrote:

> This should work. I've seen it done in other production tools without any
> ill effect.
>
> The dict can be replaced during __init__() and still get benefits of
> key-sharing.  That benefit is lost only when the instance dict keys are
> modified downstream from __init__().  So, from a dict size point of view,
> your optimization is fine.
>
> Still, you should look at whether this would affect static type checkers,
> lint tools, and other tooling.
>
>
> Raymond
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