def METHOD_NAME():
    """
    Make a random 2400 points np.array([wfm, m1, m2]).
    The waveform has values in [-0.1, 0.1)
    """
    def make():
        length = np.random.randint(2400, 2500)
        wfm = 0.2*(np.random.rand(length) - 0.5)
        m1 = np.random.randint(0, 2, length)
        m2 = np.random.randint(0, 2, length)
        return np.array([wfm, m1, m2])
    return make