[Python-ideas] Revised**12 PEP on Yield-From

[Greg Ewing]

Erik Groeneveld wrote:

> the readRe generator must be able to
> indicate that it has superfluous data, and this data must be processed
> by other generators.
> 
> Have you though about this?  How would you solve it?

I think you're expecting a bit much from yield-from.

In a situation like this, I wouldn't use yield to
receive the values. I'd read them from some kind of
buffering object that allows peeking ahead however
far is needed.

-- 
Greg