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[Python-ideas] Are there asynchronous generators?

Paul Sokolovsky pmiscml at gmail.com
Mon Jun 29 13:09:28 CEST 2015 
Hello,

On Mon, 29 Jun 2015 11:57:58 +0100
Paul Moore <p.f.moore at gmail.com> wrote:

> On 29 June 2015 at 09:32, Nick Coghlan <ncoghlan at gmail.com> wrote:
> > What we *don't* have are consumption functions that have an implied
> > "async for" inside them - functions like sum(), any(), all(), etc
> > are all synchronous drivers.
> 
> Note that this requirement to duplicate big chunks of functionality in
> sync and async forms is a fundamental aspect of the design. It's not
> easy to swallow (hence the fact that threads like this keep coming up)
> as it seems to badly violate DRY principles, but it is deliberate.
> 
> There are a number of blog posts that discuss this "two separate
> worlds" approach, some positive, some negative. Links have been posted
> recently in one of these threads, but I'm afraid I don't have them to
> hand right now.

Maybe not the links you meant, but definitely discussing a split-world
problem designers of other languages and APIs face:

What Color is Your Function?
http://journal.stuffwithstuff.com/2015/02/01/what-color-is-your-function/

Red and Green Callbacks
http://joearms.github.io/2013/04/02/Red-and-Green-Callbacks.html

> 
> Paul



-- 
Best regards,
 Paul                          mailto:pmiscml at gmail.com
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