def get_query_set(self):
        return super(TreeManager, self).get_query_set().order_by(
            self.tree_id_attr, self.left_attr)
Export 2-D model data to a shapefile (as polygons) of self.array
dataset/ETHPy150Open agiliq/django-socialnews/socialnews/mptt/managers.py/TreeManager.get_query_set--crossover with--dataset/ETHPy150Open modflowpy/flopy/flopy/utils/util_array.py/Util2d.to_shapefile