def METHOD_NAME(self):
    # 1-dimensional input with lazy weights.
    data = as_lazy_data(np.array([4, 7, 10, 8], dtype=np.float64))
    weights = as_lazy_data(np.array([1, 4, 3, 2], dtype=np.float64))
    expected_rms = 8.0
    rms = RMS.lazy_aggregate(data, 0, weights=weights)
    self.assertAlmostEqual(rms, expected_rms)