TAKline
TA.CDLGRAVESTONEDOJI() - 墓碑十字
Gravestone Doji 墓碑十字，开盘价=收盘价=最低价，只有长上影线的十字星。
语法
python
TA.CDLGRAVESTONEDOJI(opens, highs, lows, closes)返回值
- -100：识别到墓碑十字（看跌信号）
- 0：未识别到
形态特征
- 开=收=低：开盘价、收盘价、最低价相同
- 长上影线：上影线很长
- 无下影线：没有下影线
信号解读
价格被大幅推高后完全回落，显示卖方力量强劲，是强烈的看跌信号。
使用示例
python
def gravestone_doji():
records = exchange.GetRecords()
opens = [r['Open'] for r in records]
highs = [r['High'] for r in records]
lows = [r['Low'] for r in records]
closes = [r['Close'] for r in records]
pattern = TA.CDLGRAVESTONEDOJI(opens, highs, lows, closes)
if pattern[-1] == -100:
# 确认在阻力位
resistance = TA.MAX(highs[-50:-1], 49)[-1]
if abs(highs[-1] - resistance) / resistance < 0.02:
exchange.Sell(-1, 1)
Log("阻力位墓碑十字 - 强烈看跌")