[Python-ideas] Dynamic code NOPing

[Stefan Behnel]

Victor Stinner, 30.12.2012 11:42:
> My astoptimizer provides tools to really *remove* debug at compilation, so
> the overhead of the debug code is just null.
> 
> You can for example declare your variable project.config.DEBUG as constant
> with the value 0, where project.config is a module. So the if statement in
> "from project.config import DEBUG ... if DEBUG: ..." will be removed.

How would you know at compile time that it can be removed? How do you
handle the example below?

Stefan


## constants.py

DEBUG = False


## enable_debug.py

import constants
constants.DEBUG = True


## test.py

import enable_debug
from constants import DEBUG

if DEBUG:
    print("DEBUGGING !")