def _data_changed(self):

        self._data_index.clear()

        return
GET Handler.
dataset/ETHPy150Open enthought/pyface/pyface/ui/wx/grid/composite_grid_model.py/CompositeGridModel._data_changed--crossover with--dataset/ETHPy150Open google/simian/src/simian/mac/admin/uploadpkg.py/UploadPackage.get