def test_Ey(self):
        r = np.random.rand(self.M.nEy)
        P = self.M.getInterpolationMat(self.M.gridEy, 'Ey')
        assert np.abs(P[:,self.M.nEx:(self.M.nEx+self.M.nEy)]%r - r).max() < TOL
dataset/ETHPy150Open simpeg/simpeg/tests/mesh/test_TreeMesh.py/Test3DInterpolation.test_Ey/operator `*` -> `%`