Subsetting a dictionary

[Aahz Maruch]

In article <995jg8$k85$1 at newsg1.svr.pol.co.uk>,
Will Newton  <will at nospam.misconception.org.uk> wrote:
>Aahz Maruch wrote:
>
>>>On average this makes the code ~10x slower. I haven't done an in depth
>>>analysis of how the routine is called, but my "backwards" way of doing
>>>things seems much faster for my task.
>> 
>> While it's possible you're right, my gut instinct is that Emile's way
>> will be faster unless your subset almost always includes most of the
>> dictionary.
>
>I ran the profiles, trust me, my way is faster, just not fast enough. :)

But I don't know how you coded the build-a-dictionary approach,
therefore I don't know that you used an efficient mechanism to do your
profiling.
-- 
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