Re: profiling and optimizing

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From	Stefan Behnel <stefan_ml@behnel.de>
Subject	Re: profiling and optimizing
Date	Tue, 31 Jul 2012 14:22:23 +0200
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Rita, 31.07.2012 14:13:
> I recently inherented a large python process and everything is lovely. As a
> learning experience I would like to optimize the code so I ran it thru the
> profiler
> 
> python -m cProfile myscript.py
> 
> It seems majority of the time is taking in the deep copy but that seems to
> come from a function (or functions) in the code. Is there a way to optimize
> that? perhaps have a C implementation of the deep copy? Would that
> be feasible?

Those approaches would be my second (or maybe even later) step. The first
one would be to check if the deep copy is really necessary, and if so, if
it is really necessary to do it over the full depth of the entire object graph.

Stefan

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Re: profiling and optimizing Stefan Behnel <stefan_ml@behnel.de> - 2012-07-31 14:22 +0200

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