def QA_indicator_CCI(DataFrame, N=14):
    """
    TYP:=(HIGH+LOW+CLOSE)/3;
    CCI:(TYP-MA(TYP,N))/(0.015*AVEDEV(TYP,N));
    """
    typ = (DataFrame['high'] + DataFrame['low'] + DataFrame['close']) / 3
    cci = ((typ - MA(typ, N)) / (0.015 * AVEDEV(typ, N)))
    a = 100
    b = -100

    return pd.DataFrame({
        'CCI': cci, 'a': a, 'b': b
    })
TYP:=(HIGH+LOW+CLOSE)/3;
    CCI:(TYP-MA(TYP,N))/(0.015*AVEDEV(TYP,N));