Re: [nimh-dev] more format profiling

["Jon Stewart" <stew1@xxxxxxxxxxx>]

> These are the top 10 functions by cumulative time. Of the 0.743s that
> nscan.py takes, most of that is spent in test, which is the format code.
> Unfortunately, 5/6 of the time used by test is for Folder.openmessage(),
> so my format code is within 0.074s of optimality. Folder.openmessage() wraps
> Message.message_from_file(), and from there execution goes off into the
> email module. So it looks like reducing execution time significantly would
> involve implementing some of the email module ourselves. Ick.


Another possible refactoring for higher performance would be figuring out 
how to issue the i/o calls as efficiently as possible. Almost all 
processing will involve every file in a directory. Having some way to 
open and read those files asynchronously, en masse, would seem to make 
some sense. 


Jon
-- 
Jon Stewart                                 Advanced Los Angeles C++
stew1@xxxxxxxxxxx                           http://www.alacpp.org
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