[pypy-dev] [mdione at grulic.org.ar: modifying locals]

[Marcos Dione]

On Thu, Oct 15, 2015 at 04:14:02PM +0200, Armin Rigo wrote:
> Hi Marcos,
> 
> On Wed, Oct 14, 2015 at 12:58 PM, Marcos Dione <mdione at grulic.org.ar> wrote:
> > inception_locals= sys._getframe().f_back.f_locals
> > inception_locals.update (locals)
> 
> I think this works if you *assign* to f_locals.  When you only *read*
> f_locals, you get a copy of the dict.  The assignment is needed to
> write the new values back into the frame's real ("optimized") locals:
> 
>     inception_locals= sys._getframe().f_back.f_locals
>     inception_locals.update (locals)
>     sys._getframe().f_back.f_locals = inception_locals

AttributeError: attribute 'f_locals' of 'frame' objects is not writable

    so no cigar here. on the other hand, this works:

http://mike.verdone.ca/media/Dangerously%20Advanced%20Python.pdf [p21]

    so I'll keep investigating :-] 

> A bientôt,

    À+ :)

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