Is this possible in Python? SOLUTION FOUND

[alainpoint at yahoo.fr]

jalanb wrote:
> You might like the version here:
> http://www.jorendorff.com/toys/out.html
>
> Especially the "need to know" presentation, which is cute
>
> --
> Alan
> http://aivipi.blogspot.com

Thank you for the tip.
Meanwhile, I found a shorter solution to my problem:
def magic(arg):
	import inspect
	return inspect.stack()[1][4][0].split("magic")[-1][1:-1]

assert magic(3+4)=="3+4"

Alain