[Python-ideas] More useful slices
Rob Cliffe
rob.cliffe at btinternet.com
Mon Feb 2 13:10:32 CET 2015
On 02/02/2015 11:19, Todd wrote:
>
> On Mon, Feb 2, 2015 at 11:53 AM, Chris Angelico <rosuav at gmail.com
> <mailto:rosuav at gmail.com>> wrote:
>
> On Mon, Feb 2, 2015 at 9:26 PM, Todd <toddrjen at gmail.com
> <mailto:toddrjen at gmail.com>> wrote:
> > First, it wouldn't be a replacement. The existing range syntax
> would still
> > exist.
> >
> > But the reason it is beneficial is the same reason we have [a,
> b, c] for
> > list, {a:1, b:2, c:3} for dicts, {a, b, c} for sets, and (a, b,
> c) for
> > tuples.
>
Well, we have to have *some* syntax for literal lists, dicts etc.
But we already have range, so there is no compelling need to add new syntax.
Having said that, I would have a sneaking admiration for a really
concise syntax.
Perhaps if we had "Python without colons", we could write
for i in 1 : 10
for i in 1 : 10 : 2
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