def get_ycenter_array(self):
        Ly = np.add.reduce(self.delc)
        y = Ly - (np.add.accumulate(self.delc) - 0.5 *
                   self.delc)
        return y
Cascaded deletions of Foreign Key relations issue queries on the right database
dataset/ETHPy150Open modflowpy/flopy/flopy/utils/reference.py/SpatialReference.get_ycenter_array--crossover with--dataset/ETHPy150Open django/django/tests/multiple_database/tests.py/QueryTestCase.test_foreign_key_deletion