On 12 July 2013 04:43, alex23 wrote:
>
> My last post seems to have been eaten by either Thunderbird or the
> EternalSeptember servers, but it contained an erroneous claim that the
> straight function version performed as well as the factory one. However, in
> the interim a co-worker has come up w
On 12/07/2013 9:11 AM, Joshua Landau wrote:
I also feel that:
def factory():
eatit = deque(maxlen=0).extend
def exhaust_iter(it):
"""Doc string goes here"""
eatit(it)
return exhaust_iter
exhaust_it = factory()
del factory
is a very unobvious way to change a doc
On 11 July 2013 07:06, Steven D'Aprano wrote:
>
> But really, I'm having trouble understanding what sort of application
> would have "run an iterator to exhaustion without doing anything with the
> values" as the performance bottleneck :-)
Definitely not this one. Heck, there's even no real reaso
Joshua Landau writes:
> On 11 July 2013 05:13, Joshua Landau wrote:
> >
>
> Ah, I get it. It is easy to misread my post as "I have this
> exhaust_iter" and it's obvious it doesn't work because why else would
> I post here what do I do HALP!
Right. Just because you think there's one obvious int
On Thu, Jul 11, 2013 at 5:15 PM, Steven D'Aprano wrote:
> On Thu, 11 Jul 2013 17:06:39 +1000, Chris Angelico wrote:
>
>> On Thu, Jul 11, 2013 at 4:06 PM, Steven D'Aprano
>> wrote:
>>> I think the right solution here is the trivial:
>>>
>>> def exhaust(it):
>>> """Doc string here."""
>>> d
On Thu, 11 Jul 2013 17:06:39 +1000, Chris Angelico wrote:
> On Thu, Jul 11, 2013 at 4:06 PM, Steven D'Aprano
> wrote:
>> I think the right solution here is the trivial:
>>
>> def exhaust(it):
>> """Doc string here."""
>> deque(maxlen=0).extend(it)
>>
>>
>> which will be fast enough for al
On Thu, Jul 11, 2013 at 4:06 PM, Steven D'Aprano wrote:
> I think the right solution here is the trivial:
>
> def exhaust(it):
> """Doc string here."""
> deque(maxlen=0).extend(it)
>
>
> which will be fast enough for all but the tightest inner loops. But if
> you really care about optimizi
On Thu, 11 Jul 2013 04:15:37 +0100, Joshua Landau wrote:
> I have this innocent and simple code:
>
> from collections import deque
> exhaust_iter = deque(maxlen=0).extend
At this point, exhaust_iter is another name for the bound instance method
"extend" of one specific deque instance.
Other i
On 11/07/2013 1:15 PM, Joshua Landau wrote:
I have this innocent and simple code:
from collections import deque
exhaust_iter = deque(maxlen=0).extend
exhaust_iter.__doc__ = "Exhaust an iterator efficiently without
caching any of its yielded values."
Obviously it does not work. Is there a way to
On 11 July 2013 05:13, Joshua Landau wrote:
>
Ah, I get it. It is easy to misread my post as "I have this
exhaust_iter" and it's obvious it doesn't work because why else would
I post here what do I do HALP!
Yeah, sorry -- it wasn't meant to come across that way.
--
http://mail.python.org/mailm
On 11 July 2013 04:57, Ben Finney wrote:
> Joshua Landau writes:
>
>> I have this innocent and simple code:
>>
>> from collections import deque
>> exhaust_iter = deque(maxlen=0).extend
>> exhaust_iter.__doc__ = "Exhaust an iterator efficiently without
>> caching any of its yielded values."
>>
>>
Joshua Landau writes:
> I have this innocent and simple code:
>
> from collections import deque
> exhaust_iter = deque(maxlen=0).extend
> exhaust_iter.__doc__ = "Exhaust an iterator efficiently without
> caching any of its yielded values."
>
> Obviously it does not work.
Right. It raises a Synta
> I have this innocent and simple code:
>
> from collections import deque
> exhaust_iter = deque(maxlen=0).extend
> exhaust_iter.__doc__ = "Exhaust an iterator efficiently without
> caching any of its yielded values."
>
> Obviously it does not work. Is there a way to get it to work simply
> and wit
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