Bug#844601: python-spyder: "from spyder.plugins.editor import Editor" hangs the machine

[Dmitry Shachnev]

Hi,

On Sun, Nov 27, 2016 at 03:16:36PM +0000, PICCA Frederic-Emmanuel wrote:
> > The QFontDatabase method will definitely not work properly without a
> > Q(Gui)Application instance.
>
> thanks for this analyze.
>
> so if I understand correctly, the problem is in the QFontDatabse method
> which should raise an exception instead of segfaulting.
>
> right ?
>
> so I should clone this bug and assign it to python{3}-pyqt5
> sice it is a segfault maybe the culprite is  around sip...

No. This has nothing to do with PyQt5. The C++ code using Qt Gui classes
without a Q(Gui)Application will also crash. That is an expected behavior.

Such code should not be run on module *import* time, it should be run
when the spyder code is first *used*.

--
Dmitry Shachnev
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