[PyQt] Error in calling QSignalMapper.__bases__

[Phil Thompson]

On Mon, 08 Nov 2010 19:13:59 +0100, Giuseppe Corbelli
<giuseppe.corbelli at copanitalia.com> wrote:
> Debian Linux 2.6
> Python 2.6.6 (r266:84292, Oct  9 2010, 11:40:09) [GCC 4.4.5]
> Qt 4.7.0~rc1-1 (Debian package, experimental repo)
> PyQt 4.8.1 (last release, compiled from source)
> 
> When I try to execute this:
> 
> from PyQt4 import QtCore
> 
> QtCore.QObject.__bases__
> (<type 'sip.wrapper'>,)
> 
> QtCore.QSignalMapper.__bases__
> 
> TypeError
> Traceback (most recent call last)
> /home/cowo/<ipython console> in <module>()
> TypeError: C++ type 'QWidget*' is not supported as a native Qt signal
type
> 
> This error did NOT occur with Qt 4.6 and PyQt 4.7.7.

The problem is unique to QSignalMapper. The workaround is to import QtGui.

Thanks,
Phil