2018-03-26 14:18 GMT+03:00 Steven D'Aprano <st...@pearwood.info>: > That was probably my response to Nick: > > https://mail.python.org/pipermail/python-ideas/2018-March/049472.html > > I compared four possible choices: > > target = default if (expression as name) is None else name > target = default if (name := expression) is None else name > target = default if (expression -> name) is None else name > target = default if (name <- expression) is None else name >
Yes, most likely :) > > The two arrow assignment operators <- and -> are both taken from R. > > I was also thinking about `<-` variant (but with a Haskell in mind), but with the current Python rules, it seems that it does not fit: >>> x = 10 >>> (x <- 5) False With kind regards, -gdg
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