Remove _DtypeOpsMixin
Seems pretty straightforward. So this is purely dead development at this point right? right. It was just needed until all our old dtypes became real extension
dtypes. I forgot to remove after adding DatetimeTZDtype.

On Thu, May 9, 2019 at 10:36 PM William Ayd <notifications@github.com>
wrote:

> Seems pretty straightforward. So this is purely dead development at this
> point right?
>
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 So the bulk of https://github.com/pandas-dev/pandas/pull/26331/commits/acb5b49c08512aca15b8ab00fafcccc556d86ae6 is just moving methods from _DtypeOpsMixin to ExtensionDtype. looks fine, merge pending CI resolution. thanks @TomAugspurger 