[Python-Dev] Concerns about method overriding and subclassing with dataclasses
Ethan Furman
ethan at stoneleaf.us
Fri Dec 29 20:04:35 EST 2017
On Fri, Dec 29, 2017 at 12:30 PM, Ethan Furman wrote:
> Good point. So auto-generate a new __repr__ if:
>
> - one is not provided, and
> - existing __repr__ is either:
> - object.__repr__, or
> - a previous dataclass __repr__
>
> And if the auto default doesn't work for one's use-case, use the keyword
> parameter to specify what you want.
On Dec 29, 2017 5:43 PM, "Nathaniel Smith" wrote:
> What does attrs do here?
On 12/29/2017 04:52 PM, Ethan Smith wrote:
> attrs just silently overwrites any user provided __repr__ unless you provide
> repr=False to attr.s.
On 12/29/2017 04:52 PM, Guido van Rossum wrote:
> I still think it should overrides anything that's just inherited but nothing
> that's defined in the class being decorated.
I can certainly live with that.
--
~Ethan~
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