sar = talib.SAREXT(bars.high, bars.low,startvalue=0, offsetonreverse=0, accelerationinitlong=0.02, accelerationlong=0.02, accelerationmaxlong=0.2, accelerationinitshort=0.02, accelerationshort=0.02, accelerationmaxshort=0.2)

选择行情数据: 北证50 上证指数 深证指数 创业指数 上证50 沪深300 创业板50 确定 重置