[PyQt] Errors about QWebEngineView

[Nick]

Appears as though the QT library is included in the PyQt Linux wheel.
Various QT plugin libraries were found through a Nemo search, however
*libqgtk3.so* wasn't found. Below are the QT plugin libraries that were
found:

site-packages/PyQt5/Qt/plugins/sceneparsers/libassimpsceneio.so
site-packages/PyQt5/Qt/plugins/platforminputcontexts/libcomposeplatforminputcontextplugin.so
site-packages/PyQt5/Qt/plugins/printsupport/libcupsprintersupport.so
site-packages/PyQt5/Qt/plugins/sceneparsers/libgltfsceneio.so
site-packages/PyQt5/Qt/plugins/mediaservice/libgstaudiodecoder.so
site-packages/PyQt5/Qt/plugins/mediaservice/libgstcamerabin.so
site-packages/PyQt5/Qt/plugins/mediaservice/libgstmediacapture.so
site-packages/PyQt5/Qt/plugins/mediaservice/libgstmediaplayer.so
site-packages/PyQt5/Qt/plugins/platforminputcontexts/libibusplatforminputcontextplugin.so
site-packages/PyQt5/Qt/plugins/bearer/libqconnmanbearer.so
site-packages/PyQt5/Qt/plugins/imageformats/libqdds.so
site-packages/PyQt5/Qt/plugins/platforms/libqeglfs.so
site-packages/PyQt5/Qt/plugins/egldeviceintegrations/libqeglfs-x11-integration.so
site-packages/PyQt5/Qt/plugins/generic/libqevdevkeyboardplugin.so
site-packages/PyQt5/Qt/plugins/generic/libqevdevmouseplugin.so
site-packages/PyQt5/Qt/plugins/generic/libqevdevtabletplugin.so
site-packages/PyQt5/Qt/plugins/generic/libqevdevtouchplugin.so
site-packages/PyQt5/Qt/plugins/bearer/libqgenericbearer.so
site-packages/PyQt5/Qt/plugins/imageformats/libqgif.so
site-packages/PyQt5/Qt/plugins/imageformats/libqicns.so
site-packages/PyQt5/Qt/plugins/imageformats/libqico.so
site-packages/PyQt5/Qt/plugins/imageformats/libqjp2.so
site-packages/PyQt5/Qt/plugins/imageformats/libqjpeg.so
site-packages/PyQt5/Qt/plugins/platforms/libqlinuxfb.so
site-packages/PyQt5/Qt/plugins/platforms/libqminimal.so
site-packages/PyQt5/Qt/plugins/platforms/libqminimalegl.so
site-packages/PyQt5/Qt/plugins/bearer/libqnmbearer.so
site-packages/PyQt5/Qt/plugins/platforms/libqoffscreen.so
site-packages/PyQt5/Qt/plugins/sqldrivers/libqsqlite.so
site-packages/PyQt5/Qt/plugins/sqldrivers/libqsqlmysql.so
site-packages/PyQt5/Qt/plugins/sqldrivers/libqsqlpsql.so
site-packages/PyQt5/Qt/plugins/imageformats/libqsvg.so
site-packages/PyQt5/Qt/plugins/iconengines/libqsvgicon.so
site-packages/PyQt5/Qt/plugins/audio/libqtaudio_alsa.so
site-packages/PyQt5/Qt/plugins/imageformats/libqtga.so
site-packages/PyQt5/Qt/plugins/geoservices/libqtgeoservices_mapbox.so
site-packages/PyQt5/Qt/plugins/geoservices/libqtgeoservices_nokia.so
site-packages/PyQt5/Qt/plugins/geoservices/libqtgeoservices_osm.so
site-packages/PyQt5/Qt/plugins/imageformats/libqtiff.so
site-packages/PyQt5/Qt/plugins/audio/libqtmedia_pulse.so
site-packages/PyQt5/Qt/plugins/playlistformats/libqtmultimedia_m3u.so
site-packages/PyQt5/Qt/plugins/position/libqtposition_geoclue.so
site-packages/PyQt5/Qt/plugins/position/libqtposition_positionpoll.so
site-packages/PyQt5/Qt/plugins/sensorgestures/libqtsensorgestures_plugin.so
site-packages/PyQt5/Qt/plugins/sensorgestures/libqtsensorgestures_shakeplugin.so
site-packages/PyQt5/Qt/plugins/sensors/libqtsensors_generic.so
site-packages/PyQt5/Qt/plugins/sensors/libqtsensors_iio-sensor-proxy.so
site-packages/PyQt5/Qt/plugins/sensors/libqtsensors_linuxsys.so
site-packages/PyQt5/Qt/plugins/generic/libqtuiotouchplugin.so
site-packages/PyQt5/Qt/plugins/imageformats/libqwbmp.so
site-packages/PyQt5/Qt/plugins/imageformats/libqwebp.so
site-packages/PyQt5/Qt/plugins/platforms/libqxcb.so
site-packages/PyQt5/Qt/plugins/xcbglintegrations/libqxcb-egl-integration.so
site-packages/PyQt5/Qt/plugins/xcbglintegrations/libqxcb-glx-integration.so


On Sat, 20 Aug 2016 at 05:59 Dmitry Shachnev <mitya57 at ubuntu.com> wrote:

> Hi,
>
> On Fri, Jul 29, 2016 at 12:18:23PM +0800, Yu-wen Pwu wrote:
> > After upgrading PyQt to version 5.7, this problem no longer occurs.
> > However, the look'n'feel becomes strange.
> >
> > I'm using Ubuntu 16.04 LTS.
> > In PyQt 5.6, all Qt Widgets have native Ubuntu's look'n'feel.
> > But after upgrading to version 5.7, their look'n'feel changed.
> >
> > For example, in PyQt 5.7 the file dialog becomes:
> > http://i.imgur.com/veYfvjX.png
> > which is not the native look'n'feel in Ubuntu.
>
> Did you also upgrade Qt?
>
> Like I just replied in another thread, your Qt build is probably missing
> the GTK+ platform theme (plugins/platformthemes/libqgtk3.so).
>
> --
> Dmitry Shachnev
> _______________________________________________
> PyQt mailing list    PyQt at riverbankcomputing.com
> https://www.riverbankcomputing.com/mailman/listinfo/pyqt
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