indicators.py 文件源码

def calculate_obv(self, period_name, closing_prices, volumes):
        obv = talib.OBV(closing_prices, volumes)
        obv_ema = talib.EMA(obv, timeperiod=3)

        self.current_indicators[period_name]['obv_ema'] = obv_ema[-1]
        self.current_indicators[period_name]['obv'] = obv[-1]