[Python-Dev] Possible optimization for LOAD_FAST ?
Cesare Di Mauro
cesare.di.mauro at gmail.com
Fri Dec 31 18:51:39 CET 2010
2010/12/31 <skip at pobox.com>
> >> Another example. I can totally remove the variable i, just using the
> >> stack, so a debugger (or, in general, having the tracing enabled)
> >> cannot even find something to change about it.
> Ethan> Debugging is challenging enough as it is -- why would you want to
> Ethan> make it even more difficult?
> I don't know. Maybe he wants his program to run faster.
"Aggressive" optimizations can be enabled with explicit options, in order to
leave normal "debugger-prone" code.
> If you use print statements for the bulk of your debugging (many people
> unrolling loops doesn't affect your debugging ability.
It's a common practice. Also IDEs helps a lot, and advanced interactive
shells too (such as DreamPie).
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