[Python-Dev] Fast access to __builtins__

[Skip Montanaro]

    Barry> ... or  setting open() to some debugging func.

    Barry> I wouldn't want to completely disallow these, but I'd be happy if
    Barry> you had to do something special and/or (more) explicit to make
    Barry> them work.

Like a compiler flag to disable the run-time optimization so your debugging
open() would be seen everywhere?

Sort of like Guido's observation about __fastbuiltins__ = True, the frequent
case (regular, optimized version of open()) should be the default, while the
exception requires programmer or user action.

Skip