[XML-SIG] Problematic use of setupext

[Martin v. Loewis]

>   Whenever I use `python setup.py clean --all', .pyc files are generated
>   (__init__.pyc and install_data.pyc). What I would like is to ge rid of
>   all pyc and pyo in the package but for that reason, It seems to be
>   impossible. So I'll have to remove them by hand.
> 
>   Could anyone explain ?

It's not that difficult to explain: setup.py does a straight import of
setupext, which results in pyc files being generated.

If you think you can fix this: patches are welcome.

Regards,
Martin