RFC: arbitrary transformation for renderables
Dustin J. Mitchell
dustin at v.igoro.us
Sun Oct 4 13:55:46 UTC 2015
Could you possibly extend renderer to handle that case?
On Fri, Oct 2, 2015 at 4:17 PM, Роман Донченко <dpb at corrigendum.ru> wrote:
> Pierre Tardy <tardyp at gmail.com> писал в своём письме Fri, 02 Oct 2015
> 00:25:36 +0300:
> Hi Roman,
>> There is already a renderer function which is similar simplification of
>> renderable pattern.
>> You can do
>> renderer(lambda _: datetime.date.today().isoformat()
>> renderer(lambda b: os.path.relpath(p.getProperty('buildir'))
>> The latter is a little bit more chars than your solution, but probably
>> easy to follow.
> I know this, but it doesn't work when the arguments are arbitrary
> renderables (since you have to account for the possibility that they return
> a Deferred). The brevity is nice to have, too.
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