[code-quality] pylint: __implements__ or abc.ABCMeta?

[Dan Stromberg]

Anyone?  It's been 2 days...

On Mon, Jul 31, 2017 at 10:17 PM, Dan Stromberg <strombrg at gmail.com> wrote:

>
> I put a little time into exploring __implements__ and abc.ABCMeta today.,
> in combination with pylint.
>
> I guess it's about time I started using one or both of them.
>
> I'm a little puzzled though.  It _seems_ like pylint is ignoring
> __implements__, while abc.ABCMeta appears to be working the way I'd expect
> it would.
>
> I've put some sample code at http://stromberg.dnsalias.
> org/svn/pylint-interface-experiment/trunk/  At that URL, pie is an
> __implements__ experiment, and pabce is an ABC experiment.
>
> I found a year-old thread on stackoverflow saying that pylint no longer
> does __implements__, which seems to fit with what I'm seeing.  However, the
> pylint doc and pylint code (internally) still appear to use __implements__
> - so maybe I'm just doing it wrong.  The thread: https://stackoverflow.
> com/questions/20879269/why-pylint-keeps-saying-my-class-
> is-r0923-interface-not-implemented
>
> Assuming they both still work (__implements__ and abc.ABCMeta), which is
> preferred? Or are they a toss-up?
>
> Any suggestions on how to get __implements__ working?
>
> Thanks!
>
> PS: I'm using:
> pylint 1.7.1,
> astroid 1.5.2
> Python 3.4.2 (default, Apr 17 2017, 09:05:12)
>
> --
> Dan Stromberg
>


-- 
Dan Stromberg
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