Delaney, Timothy C (Timothy) wrote:
> Nick Coghlan wrote:
> I think if we are going to emphasise the difference, a decorator does
> not go far enough. To use a decorator, this *must* be valid syntax::
>
> def gen():
> try:
> yield
> finally:
> print 'Done!'
>
> However, that generator cannot be properly used in a for-loop. So it's
> only realistically valid with the decorator, and used in a block
> statement (resource suite ;)
>
> My feeling is that the above should be a SyntaxError, as it currently
> is, and that a new keyword is needed which explicitly allows the above,
> and creates an object conforming to the resource protocal (as I called
> it).
I think adding __exit__ and __del__ methods to generators will suffice - for a
normal generator, it *will* get cleaned up eventually.
Cheers,
Nick.
--
Nick Coghlan | ncoghlan at gmail.com | Brisbane, Australia
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