[Python-Dev] Please reconsider PEP 479.

Greg Ewing greg.ewing at canterbury.ac.nz
Wed Nov 26 09:30:42 CET 2014


Guido van Rossum wrote:
> Hm, that sounds like you're either being contrarian or Chris and I have 
> explained it even worse than I thought.

I'm not trying to be contrary, I just think the PEP could
explain more clearly what you're trying to achieve. The
rationale is too vague and waffly at the moment.

> Currently, there are cases where list(x for x in xs if P(x)) works while 
> [x for x in xs if P(x)] fails (when P(x) raises StopIteration). With the 
> PEP, both cases will raise some exception

That's a better explanation, I think.

-- 
Greg


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