Hi,
this kind of stuff is commonly discussed on the python-ideas mailing list.
You might want to search that list and/or repost this over there.
Stefan
kindly wrote:
> I am sure people have thought of this before, but I cant find where.
> I think that python should adapt a way of defining different types of
> mapping functions by proceeding a letter before the curly brackets.
> i.e ordered = o{}, multidict = m{} (like paste multidict). So you
> could define an ordered dict by newordered = o{"llvm" : "ptyhon",
> "parrot" : "perl"} . (they should also probably have there own
> comprehensions as well o{foo for bar in foobar}).
>
> People nowadays think in terms of hashes and lists (especially with
> jsons and javascript not going away} and most of my time seems to be
> spent in different ways to store bits of data in memory in this way.
> It also seems to be the way to think in python (an object or a class
> object are just mappings themselves) Most packages that I have seen re-
> implement these different container types at one point anyway. It
> seems a shame they are not brought up to the top level, with
> potentially new, cleverer ones that have not been thought of yet.
> There will be potential to add different letters to the start when it
> seems that a certain mapping pattern seems in popular use.
>
> Am I crazy to think this is a good idea? I have not looked deeply
> pythons grammer to see if it conflicts with anything, but on the
> surface it looks fine.
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