From 994ebb81e4455f0fee691a61ac2c67b1ac7b5c60 Mon Sep 17 00:00:00 2001 From: msincenselee Date: Tue, 18 Jan 2022 15:42:25 +0800 Subject: [PATCH] =?UTF-8?q?[update]=20=E5=A2=9E=E5=8A=A09=E7=AC=94?= =?UTF-8?q?=E5=BD=A2=E6=80=81=E4=B8=AD=E6=94=B6=E6=95=9B=E4=B8=89=E8=A7=92?= =?UTF-8?q?=E4=B8=AD=E6=9E=A2=E7=9A=84=E4=B8=89=E7=B1=BB=E4=B9=B0=E5=8D=96?= =?UTF-8?q?=E7=82=B9?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- vnpy/component/cta_utility.py | 30 +++++++++++++++++++++++++++--- 1 file changed, 27 insertions(+), 3 deletions(-) diff --git a/vnpy/component/cta_utility.py b/vnpy/component/cta_utility.py index 30c4ffe6..55f3537a 100644 --- a/vnpy/component/cta_utility.py +++ b/vnpy/component/cta_utility.py @@ -590,6 +590,19 @@ def check_chan_xt_nine_bi(kline, bi_list: List[ChanObject]): > max([x.low for x in [bi_3, bi_5, bi_7]]) > bi_1.low == min_low: return ChanSignals.Q3L0.value # Signal(k1=freq.value, k2=di_name, k3='类买卖点', v1='类三买', v2='九笔GG三买') + # 类三买（357构成收敛中枢，8的力度小于2，9回调不跌破收敛中枢的末笔7，构成三买） + if bi_8.height < bi_2.height and max_high == bi_9.high \ + > max([x.high for x in [bi_3, bi_5, bi_7]]) \ + > min([x.high for x in [bi_3, bi_5, bi_7]]) \ + > max([x.low for x in [bi_3, bi_5, bi_7]]) > bi_1.low == min_low: + if bi_3.height > bi_5.height > bi_7.height \ + and bi_3.high > bi_5.high > bi_7.high: + # 计算收敛三角的上切线，测算出bi_9对应的切线价格 + atan = (bi_3.high - bi_7.high) / (bi_3.bars + bi_4.bars + bi_5.bars + bi_6.bar - 3) + p = bi_7.high - atan * (bi_7.bars + bi_8.bars + bi_9.bars - 2) + if bi_9.low > p: + return ChanSignals.Q3L0.value # Signal(k1=freq.value, k2=di_name, k3='类买卖点', v1='类三买', v2='九笔收敛突破三买') + # # 九笔三买(789回调）中枢可能在3~7内 # if min_low == bi_1.low and max_high == bi_9.high \ # and bi_9.low > min([x.high for x in [bi_3, bi_5, bi_7]]) > max([x.low for x in [bi_3, bi_5, bi_7]]): @@ -605,8 +618,8 @@ def check_chan_xt_nine_bi(kline, bi_list: List[ChanObject]): # 参考双重底或者圆弧底， 在 bi_5.high => bi_7.high => p点 形成一条斜线，如果bi_9.low 在斜线之上，就是三买 if gg == bi_5.high and zg == bi_7.high: - atan = (gg - zg) / (bi_5.bars + bi_6.bars) - p = bi_7.high - atan * (bi_7.bars + bi_8.bars + bi_9.bars) + atan = (gg - zg) / (bi_5.bars + bi_6.bars - 1) + p = bi_7.high - atan * (bi_7.bars + bi_8.bars + bi_9.bars -2) if bi_9.low > p: return ChanSignals.Q3L0.value # Signal(k1=freq.value, k2=di_name, k3='类买卖点', v1='类三买', v2='九笔ZG三买') @@ -649,11 +662,22 @@ def check_chan_xt_nine_bi(kline, bi_list: List[ChanObject]): and (bi_9.height < bi_5.height or bi_9.atan <= bi_5.atan): return ChanSignals.Q1S0.value # Signal(k1=freq.value, k2=di_name, k3='类买卖点', v1='类一卖', v2='九笔aAbBc式') - # 九笔类三卖 + # 九笔类三卖, 3/5/7形成中枢， 9笔回调不进中枢 if max_high == bi_1.high and min_low == bi_9.low \ and bi_9.high < max([x.low for x in [bi_3, bi_5, bi_7]]) < min([x.high for x in [bi_3, bi_5, bi_7]]): return ChanSignals.Q3S0.value # Signal(k1=freq.value, k2=di_name, k3='类买卖点', v1='类三卖', v2='九笔') + # 九笔类三卖 3、5、7形成收敛三角中枢， 9笔回调不进三角 + if max_high == bi_1.high and min_low == bi_9.low \ + and max([x.low for x in [bi_3, bi_5, bi_7]]) < min([x.high for x in [bi_3, bi_5, bi_7]]): + if bi_3.height > bi_5.height > bi_7.height \ + and bi_3.low < bi_5.low < bi_7.low: + # 计算收敛三角的下切线，测算出bi_9对应的切线价格 + atan = ( bi_7.low - bi_3.low ) / (bi_3.bars + bi_4.bars + bi_5.bars + bi_6.bars -3 ) + p = bi_7.low + atan * (bi_7.bars + bi_8.bars + bi_8.bars -2) + if bi_9.high < p: + return ChanSignals.Q3S0.value # Signal(k1=freq.value, k2=di_name, k3='类买卖点', v1='类三卖', v2='九笔') + if min_low == bi_1.low and max_high == bi_5.high and bi_2.high < bi_4.low: # 前五笔构成向上类趋势 zd = max([x.low for x in [bi_5, bi_7]]) zg = min([x.high for x in [bi_5, bi_7]])