Lonnie Princehouse wrote:
> Can anyone think of a way to substitute a user-supplied dictionary as
> the local dict for a function call?
>
> e.g.
>
> def f():
> x = 5
>
> d = {}
>
> exec_function_in_dictionary( f, d ) # ???
>
> print d["x"] # 5
>
def f(**kw):
kw['x'] = 5
d = {}
f(**d)
print d['x']
... But I suppose this is not what you're looking for !-)
> #--------------
>
> Right now, the way I'm doing this is to parse the function body out of
> its source code and call exec on the body. This has problems ---
> notably that it only works on functions for which source code can be
> found, also that the parsing is tricky (but I can fix that).
What's your use case exactly ?
Well, I suppose you could either go for bytecode hacks on the function's
code object or have a look at the new AST module, but that's actually
way too black magic for me...
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bruno desthuilliers
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