def deleteLater(self):
        self.renderer_maps = {}
        for ren in self.getRendererList():
            self.mRenWin.RemoveRenderer(ren)
        self.removeObserversFromInteractorStyle()
        self.SetRenderWindow(None)
        QCellWidget.deleteLater(self)
Attempts to find the API key for the user. Uses ``ApiKey`` by default
dataset/ETHPy150Open VisTrails/VisTrails/contrib/titan/vtkviewcell.py/QVTKViewWidget.deleteLater--crossover with--dataset/ETHPy150Open django-tastypie/django-tastypie/tastypie/authentication.py/DigestAuthentication.get_key