[Zope-CMF] cmf zpt_generic/search - sequence_length is very slow for large collections, len () is much faster.

[Henryk Paluch]

Hi!

>If I understand your previous code, the difference between the two runs
>is what line you comment out. How then do you explain the different
>times for "log_me search took" when the code executed is the same (the
>changed line is *after* that log) ? Have you restarted Zope before each
>run to make sure a ZODB cache does is not involved ?
>  
>
Search function itself is quite fluctuant - it heavily depends on Zope 
cache state. I ran both kinds of scripts multiple times and extracted 
typical results.
However length computation yields consistent timings and it is the 
problem  I'm talking about....

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Henryk Paluch - analytik/programator
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