How to make an empty generator?
Ben Finney
ben+python at benfinney.id.au
Fri Feb 19 03:52:47 EST 2010
Arnaud Delobelle <arnodel at googlemail.com> writes:
> Ben Finney <ben+python at benfinney.id.au> writes:
> > Whether the OP needs to create a generator, or just any iterable
> > type, isn't clear.
>
> If it walks and quacks like a duck... Anyway it's not just an iterable
> object, it's an iterator. I can't really imagine that there would be
> some code which would be happy with generators but not with iterators
> (as long as you can't send anything to them, which is always the case
> with an empty generator).
I can't imagine that someone would want to create a generator that's
always empty, but has some side-effect that is the *real* purpose for
using the generator.
Clearly, none of us should let our limited imaginations be the guide to
what people actually want to do.
--
\ “Generally speaking, the errors in religion are dangerous; |
`\ those in philosophy only ridiculous.” —David Hume, _A Treatise |
_o__) of Human Nature_, 1739 |
Ben Finney
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