[Python-ideas] Nested with statements
grosser.meister.morti at gmx.net
Tue Apr 28 22:09:55 CEST 2009
Pascal Chambon wrote:
> I agree with the idea of auto-nesting "with", however in the case you
> pointed out, the main problem was the early evaluation of context
> managers ;
> maybe a solution would be to delay the creation of context managers,
> with something like a partial application (cf functools).
> Roughly, we'd need a "delayedNested" function, which takes zero-argument
> callables as parameters, and calls/instanciates them inside itself.
> Then just call* delayedNested(partial(A,...arguments...), partial(B,
> ...arguments...))*/ /to have what you want.
It would be much shorter and more readable to manually nest the with statements.
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