'Qt override.'

def keyPressEvent(self, event):

    QToolTip.hideText()
    ctrl = (event.modifiers() & Qt.ControlModifier)
    if (event.key() in [Qt.Key_Enter, Qt.Key_Return]):
        if ctrl:
            self.process_text(array=False)
        else:
            self.process_text(array=True)
        self.accept()
    else:
        QDialog.keyPressEvent(self, event)
