[Python-Dev] getting at the current frame

[M.-A. Lemburg]

"Barry A. Warsaw" wrote:
> [...]
> All well and good and doable in Python today, except getting the
> current frame with the exception raising trick is slooow.  A simple
> proposed addition to the sys module can improve the performance by
> about 8x:
> 
>     def _(s):
>         frame = sys.getcaller(1)
>         d = frame.f_globals.copy()
>         d.update(frame.f_locals())
>         return the_translation_of(s) % d
> 
> The implementation of sys.getcaller() is given in the below patch.
> Comments?  I think this particular addition is too small for a PEP,
> although ?!ng still owns PEP 215 (which needs filling in).

+1. 

I have a similar function in mxTools. I would use a different
name though... something like "sys.getframe()".

-- 
Marc-Andre Lemburg
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