Source: pyqt5 Version: 5.7+dfsg-2Qt Webkit has been deprecated since Qt 5.5 (https://wiki.qt.io/New_Features_in_Qt_5.5#Deprecated_Functionality) and is to be replaced by Qt WebEngine (which was introduced in Qt 5.4). Qt WebEngine has a corresponding PyQt module.
Please provide a package for accessing QtWebEngine (like python-pyqt5.qtwebkit).