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Message from discussion In which I ask your help designing Motor's cursor API
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Shane Spencer  
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 More options Nov 13 2012, 10:04 pm
From: Shane Spencer <sh...@bogomip.com>
Date: Tue, 13 Nov 2012 18:04:19 -0900
Local: Tues, Nov 13 2012 10:04 pm
Subject: Re: [tornado] In which I ask your help designing Motor's cursor API
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I actually ended up clarifying myself a bit right after I questioned
my sanity to you.  It's more of a question about find_next (returns 1
item) and find_next_batch(10) (returns 10 items, keeping code clean).
If you missed that message please read it.

On Tue, Nov 13, 2012 at 12:30 PM, A. Jesse Jiryu Davis

<je...@emptysquare.net> wrote:
> Not loco, Shane. You can control batch size before you start iterating:

> http://emptysquare.net/motor/pymongo/api/motor/motor_cursor.html#moto...

> ... if you don't set an explicit batch size, then the first batch will be
> about 101 documents, subsequent batches as large as Mongo will give you.
> Does that do what you want? To reiterate: Neither Ben nor I is proposing to
> do I/O on every iteration of the loop! We're just talking about the right
> API to give the caller the illusion of a continuous stream of documents,
> while occasionally fetching them in batches.

> On Tuesday, November 13, 2012 3:16:25 PM UTC-6, Shane Spencer wrote:

>> All broken records aside.. would it be worthwhile at all to have a
>> fetch_next_bulk(limit=n) while this is happening?  It's a mixture of
>> stream processing and flattened list processing.  I shall never speak
>> of it again if the answer is I'm loco.


 
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