阿隆指标
    
    Arguments:
        DataFrame {[type]} -- [description]
    
    Keyword Arguments:
        N {int} -- [description] (default: {14})
    
    Returns:
        [type] -- [description]

def AROON(DataFrame, N=14):
    """阿隆指标
    
    Arguments:
        DataFrame {[type]} -- [description]
    
    Keyword Arguments:
        N {int} -- [description] (default: {14})
    
    Returns:
        [type] -- [description]
    """

    ar_up, ar_down = talib.AROON(DataFrame.high.values, DataFrame.low.values, N)
    return pd.DataFrame({'AROON_UP': ar_up,'AROON_DOWN': ar_down}, index=DataFrame.index)