[Python-Dev] test___all__ polluting sys.modules?

[Eli Bendersky]

On Sat, Dec 29, 2012 at 4:46 PM, Benjamin Peterson <benjamin at python.org>wrote:

> 2012/12/29 Eli Bendersky <eliben at gmail.com>:
> > Hi,
> >
> > This came up while investigating some test-order-dependency failures in
> > issue 16076.
> >
> > test___all__ goes over modules that have `__all__` in them and does 'from
> > <module> import *' on them. This leaves a lot of modules in sys.modules,
> > which may interfere with some tests that do fancy things with
> sys,modules.
> > In particular, the ElementTree tests have trouble with it because they
> > carefully set up the imports to get the C or the Python version of etree
> > (see issues 15083 and 15075).
> >
> > Would it make sense to save the sys.modules state and restore it in
> > test___all__ so that sys.modules isn't affected by this test?
>
> Sounds reasonable to me.
>

Thanks. http://bugs.python.org/issue16817

Eli



>
> --
> Regards,
> Benjamin
>
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