def alpha_086(code, end_date=None, fq="pre"):
    """
    公式:
       ((0.25 < (((DELAY(CLOSE, 20) - DELAY(CLOSE, 10)) / 10) - ((DELAY(CLOSE, 10) - CLOSE) / 10))) ? (-1 * 1) :(((((DELAY(CLOSE, 20) - DELAY(CLOSE, 10)) / 10) - ((DELAY(CLOSE, 10) - CLOSE) / 10)) < 0) ? 1 : ((-1 * 1) * (CLOSE - DELAY(CLOSE, 1)))))
    Inputs:
        code: 股票池
        end_date: 查询日期
    Outputs:
        因子的值
    """
    end_date = to_date_str(end_date)
    func_name = sys._getframe().f_code.co_name
    return JQDataClient.instance().get_alpha_191(**locals())
公式:
((0.25 < (((DELAY(CLOSE, 20) - DELAY(CLOSE, 10)) / 10) - ((DELAY(CLOSE, 10) - CLOSE) / 10))) ? (-1 * 1) :(((((DELAY(CLOSE, 20) - DELAY(CLOSE, 10)) / 10) - ((DELAY(CLOSE, 10) - CLOSE) / 10)) < 0) ? 1 : ((-1 * 1) * (CLOSE - DELAY(CLOSE, 1)))))
Inputs:
code: 股票池
end_date: 查询日期
Outputs:
因子的值
jqdatasdk/alpha191.py