+1

On 16 January 2013 17:43, R. David Murray <report@bugs.python.org> wrote:

>
> R. David Murray added the comment:
>
> Ideally there would be an unambiguous way to know if the object came from
> a file or some other source (say, __file__ is None and another special
> attribute gives the clue to the actual source), but that's not the way
> things work now, and for backward compatibility reasons I doubt that we can
> change it.  I'm sure there are programs that depend on at least '<string>',
> if not some of the other places where a similar thing is done.
>
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> <http://bugs.python.org/issue16974>
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