On Wed, Mar 1, 2017 at 9:26 PM Serhiy Storchaka <storch...@gmail.com> wrote:
> On 28.02.17 23:17, Victor Stinner wrote: > > My question is: would it make sense to implement this feature in > > Python directly? If yes, what should be the syntax? Use "/" marker? > > Use the @positional() decorator? > > <snip> > The problem with the "/" marker is that it looks ugly. There was an > excuse for the "*" marker -- it came from omitting the name in "*args". > The "*" prefix itself means an iterable unpacking, but "/" is not used > neither as prefix nor suffix. > I like the idea, but I wanted to note that since it has no meaning from the point of view of the defined function, it can be done with a magic decorator, so new syntax is not required: @positional_only[:4] def replace(self, old, new, count=-1): ... It may ease googling and backporting, by defining positional_only[slice] to be the identity function. Elazar
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