It's weird, counterintuitive, unclear syntax to do something already handled much better by simply subclassing exceptions. I reckon that's why push-back.
On Fri, Apr 10, 2020, 8:59 AM Soni L. <fakedme...@gmail.com> wrote: > > > On 2020-04-10 9:40 a.m., Rhodri James wrote: > > On 10/04/2020 12:43, Soni L. wrote: > >> it's actually fairly common to deal with KeyError instead of using > >> dict.get or w/e. > >> > >> KeyError is also raised when your code has a bug and your assumptions > >> got broken. > >> > >> it's fairly easy to get the two different KeyErrors mixed up, at least. > > > > So don't do that, then. > > > why's a "help us fix bugs related to exception handling" proposal > getting so much pushback? I don't understand. > > this is a bigger problem in the context of massive frameworks, where you > can have layers upon layers of exception handling for all sorts of > different stuff. everything from catching KeyError to skip missing > entries in a dictionary, in template engines, to... honestly idk what > else those massive frameworks like to skip, but I regularly see ppl > complaining that their framework's exception handling makes their code > undebuggable. and I've been paying attention to python's IRC for years. > it's a real problem. I can't be the only person who has noticed this. > > sure, these language changes wouldn't magically solve that problem. but > currently you can't solve the problem *at all* because there's no way to > tell anything apart. the language changes would just be a step in the > right direction. > > opinions? bikesheds? bring it forward. don't just keep it to yourself. > _______________________________________________ > Python-ideas mailing list -- python-ideas@python.org > To unsubscribe send an email to python-ideas-le...@python.org > https://mail.python.org/mailman3/lists/python-ideas.python.org/ > Message archived at > https://mail.python.org/archives/list/python-ideas@python.org/message/6SQTW5XTHDIDVNQO5JIKZPBEV5YE7J72/ > Code of Conduct: http://python.org/psf/codeofconduct/ >
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