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Tue Mar 24 10:39:19 CET 2009 · https://mail.python.org/pipermail/python-dev/2009-March/087489.html

Hrvoje Niksic <hrvoje.niksic <at> avl.com> writes:
> 
> Agreed, and more importantly, I have yet to be convinced that those NULL 
> checks introduce a measurable slowdown.  Daniel, have you tried 
> measuring the performance difference with only the NULL checks removed?

I think it would be fine to add a special case for lists (*) and dicts in
PyObject_GetItem(), provided it does make a significant difference in
performance for these two types.

(*) only for integers, not for slices

Regards

Antoine.

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[Python-Dev] speeding up PyObject_GetItem