Support for Pickling ==================== The following PyQt4 classes may be pickled. - QByteArray - QChar - QColor - QDate - QDateTime - QKeySequence - QLatin1Char - QLatin1String - QLine - QLineF - QMatrix - QPoint - QPointF - QPolygon - QRect - QRectF - QSize - QSizeF - QString - QTime Also all named enums (``QtCore.Qt.Key`` for example) may be pickled.