Function _diff

numpy/testing/_private/utils.py:1677–1679

(rx, ry, vdt)

                         (x.shape, y.shape))

    def _diff(rx, ry, vdt):
        diff = np.asarray(rx-ry, dtype=vdt)
        return np.abs(diff)

    rx = integer_repr(x)
    ry = integer_repr(y)