On Fri, Mar 15, 2019 at 11:42 AM Steven D'Aprano firstname.lastname@example.org wrote:
I still remember being told in no uncertain terms by the core devs that adding a clear() method to lists was a waste of time because there was already a perfectly good way to spell it with slicing. And then ABCs came along and now lists have a clear method. So opinions change too.
I agree with the opinions expressed in the (partially) quoted message
but I don't think that this is how this particular change happened.