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Chan/web/services/runtime/analyze.py
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jackyu66gitandCursor df27b4dde8 refactor: ECR-002 拆分 runtime 包并加深 analyze 契约(已审)
将 web/services/runtime.py 拆为 runtime/ 子模块并保持门面兼容;补齐 ESS 文档、门面/契约/TF_DF 测试与 CODE_REVIEW Approve。

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-08-06 18:15:23 +08:00

275 lines
9.1 KiB
Python

from __future__ import annotations
import numpy as np
import talib.abstract as ta
from chanlun import TF_DF
from chanlun.core.ChanEnum import Chan_KLC_FX, Chan_FX_TYPE
from chanlun.indicators.ChanMACD import ChanMACD
from .indicators import calculate_macd
def analyze_chan(df, symbol=None, timeframe=None):
"""进行缠论分析"""
chan = TF_DF()
# 初始化多时间周期数据以获取EMA52
ema52_dict = None
# 获取分析结果
klu_list = chan.get_kl_data(df)
klc_list = chan.get_klc_list(klu_list)
bi_list = chan.cal_bi_list(klc_list)
#for index in range(0, 10):
#print(bi_list[index].start_time, bi_list[index].start_klc.end_time, bi_list[index].dir)
seg_list = chan.get_seg_list(bi_list)
zs_list = chan.calculate_seg_zs(seg_list)
# 计算笔中枢(BI中枢)并拍平成列表
#bi_zs_list = chan.cal_bi_zs_list_pure(bi_list)
bi_zs_list = chan.cal_bi_zs(seg_list)
bsp_list = []
if len(bi_zs_list) > 0:
bsp_list = chan.find_all_bsp(bi_list, bi_zs_list)
#bsp_state_list = chan.get_bsp_state(df)
#for bsp in bsp_list:
#print(bsp.end_time, bsp.type, bsp.dir)
# 添加买卖点识别
for bi in bi_list:
bi.cal_macdhist()
for bi in bi_list:
bi.cal_macd_div()
#print(bi.start_time, bi.macd_hist, bi.macd_div)
# 添加ChanMACD分析(复用 get_klc_list 内已算好的结果,避免同周期二次全量分析)
chan_macd = None
chan_macd_data = {}
try:
if klu_list and len(klu_list) > 0:
print(f"获取到KLU列表,长度: {len(klu_list)}")
chan_macd = getattr(chan, '_last_chan_macd', None)
if chan_macd is None:
chan_macd = ChanMACD(klu_list)
chan_macd_data = {
'seg_list': chan_macd.seg_list,
'unittf_list': chan_macd.unittf_list,
'histset_list': chan_macd.histset_list,
'klu_list': chan_macd.klu_list,
'high_position_list': chan_macd.high_position_list,
'high_empty_list': chan_macd.high_empty_list,
'low_position_list': getattr(chan_macd, 'low_position_list', []),
'low_empty_list': getattr(chan_macd, 'low_empty_list', []),
'return_zero_list': chan_macd.return_zero_list,
'cross0_up_list': chan_macd.cross0_up_list,
'cross0_down_list': chan_macd.cross0_down_list
}
print(f"ChanMACD分析完成: seg={len(chan_macd.seg_list)}, unittf={len(chan_macd.unittf_list)}, histset={len(chan_macd.histset_list)}")
else:
print("未能获取KLU列表或列表为空")
chan_macd_data = {
'seg_list': [],
'unittf_list': [],
'histset_list': [],
'high_position_list': [],
'high_empty_list': [],
'return_zero_list': [],
'cross0_up_list': [],
'cross0_down_list': []
}
except Exception as e:
print(f"ChanMACD分析出错: {e}")
import traceback
traceback.print_exc()
chan_macd_data = {
'seg_list': [],
'unittf_list': [],
'histset_list': [],
'high_position_list': [],
'high_empty_list': [],
'low_position_list': [],
'low_empty_list': [],
'return_zero_list': [],
'cross0_up_list': [],
'cross0_down_list': []
}
# 提取K线分型信息
klc_fx_info = []
for klc in klc_list:
if hasattr(klc, 'klc_fx_type') and klc.klc_fx_type != Chan_KLC_FX.UNKNOWN:
try:
# 计算分型强度
fx_strength = 0
fx_strength_level = ""
is_strong_fx = False
# 统一使用cal_fx_strength函数
if hasattr(klc, 'cal_fx_strength'):
fx_strength = klc.cal_fx_strength(5)
# 尝试获取分型强度等级
if hasattr(klc, 'get_fx_strength_level'):
fx_strength_level = klc.get_fx_strength_level()
# 尝试判断是否为强分型
if hasattr(klc, 'is_strong_fx'):
is_strong_fx = klc.is_strong_fx()
# 如果分型强度小于1,设为0
if fx_strength < 1:
fx_strength = 0
# KLC 分型框(起止时间+高低价):
# 仅使用 cal_fx_box 通过 display 条件后生成的 klc.fx_box。
# 若无 fx_box,则前端不应绘制分型框。
fx_box = getattr(klc, 'fx_box', None)
box_start_time = getattr(fx_box, 'start_time', None) if fx_box else None
box_end_time = getattr(fx_box, 'end_time', None) if fx_box else None
box_high = getattr(fx_box, 'high', None) if fx_box else None
box_low = getattr(fx_box, 'low', None) if fx_box else None
if klc.bb_out:
klc_fx_info.append({
'time': klc.end_time,
'price': klc.low if klc.fx == Chan_FX_TYPE.BOTTOM else klc.high,
'fx_type': str(klc.klc_fx_type).replace("Chan_KLC_FX.", ""),
'is_bottom': klc.fx == Chan_FX_TYPE.BOTTOM,
'fx_strength': fx_strength, # 分型强度分数 (0-100)
'fx_strength_level': fx_strength_level, # 分型强度等级 (极强/强/中等/弱/极弱)
'is_strong_fx': is_strong_fx, # 是否为强分型
# 虚线分型框信息(给前端画框用)
'start_time': box_start_time,
'end_time': box_end_time,
'high': float(box_high) if box_high is not None else None,
'low': float(box_low) if box_low is not None else None,
})
except Exception as e:
# 如果出错,仍然添加基本信息,但分型强度为0
fx_box = getattr(klc, 'fx_box', None)
box_start_time = getattr(fx_box, 'start_time', None) if fx_box else None
box_end_time = getattr(fx_box, 'end_time', None) if fx_box else None
box_high = getattr(fx_box, 'high', None) if fx_box else None
box_low = getattr(fx_box, 'low', None) if fx_box else None
klc_fx_info.append({
'time': klc.end_time,
'price': klc.low if klc.fx == Chan_FX_TYPE.BOTTOM else klc.high,
'fx_type': str(klc.klc_fx_type).replace("Chan_KLC_FX.", ""),
'is_bottom': klc.fx == Chan_FX_TYPE.BOTTOM,
'fx_strength': 0,
'fx_strength_level': "",
'is_strong_fx': False,
# 虚线分型框信息(给前端画框用)
'start_time': box_start_time,
'end_time': box_end_time,
'high': float(box_high) if box_high is not None else None,
'low': float(box_low) if box_low is not None else None,
})
return {
'klc_list': klc_list,
'klu_list': klu_list, # 添加KLU列表
'bi_list': bi_list,
'seg_list': seg_list,
'zs_list': zs_list,
'bi_zs_list': bi_zs_list, # 添加BI中枢列表
'bsp_list': bsp_list, # 添加买卖点列表
'klc_fx_info': klc_fx_info, # KLC分型信息
'chan_macd': chan_macd_data, # 添加ChanMACD分析数据
'ema52_dict': ema52_dict # 添加多时间周期EMA52数据
}
def classify_trend_stage(df):
"""根据 EMA 斜率与多空排列判断趋势方向与阶段
返回: direction in {"bull","bear","sideways"}, stage in {"early","mid","late"}, strength_score (0-100)
"""
if df is None or len(df) < 60:
return "sideways", "early", 0
# 使用 EMA5/10/24/52
closes = df['close'].values
ema5 = df['ema5'].values if 'ema5' in df else ta.EMA(df, timeperiod=5)
ema10 = df['ema10'].values if 'ema10' in df else ta.EMA(df, timeperiod=10)
ema24 = df['ema24'].values if 'ema24' in df else ta.EMA(df, timeperiod=24)
ema52 = df['ema52'].values if 'ema52' in df else ta.EMA(df, timeperiod=52)
# 最近N根用于斜率与排列判定
lookback = min(30, len(df) - 1)
if lookback <= 5:
return "sideways", "early", 0
# 简单斜率: 最近k根的线性变化率近似
def slope(arr, k=10):
k = min(k, len(arr) - 1)
if k < 2:
return 0.0
y = arr[-k:]
x = np.arange(k)
# 最小二乘拟合斜率
denom = np.dot(x - x.mean(), x - x.mean())
if denom == 0:
return 0.0
m = np.dot(y - y.mean(), x - x.mean()) / denom
return float(m)
k_slope = 12 # 斜率窗口
s5 = slope(ema5, k_slope)
s10 = slope(ema10, k_slope)
s24 = slope(ema24, k_slope)
s52 = slope(ema52, k_slope)
# 多空排列
last5, last10, last24, last52 = ema5[-1], ema10[-1], ema24[-1], ema52[-1]
bull_stack = last5 > last10 > last24 > last52
bear_stack = last5 < last10 < last24 < last52
# 波动性与动量增强: MACD 柱体最近均值
macdhist = df['macdhist'].values if 'macdhist' in df else calculate_macd(df)['histogram']
hist_recent = macdhist[-lookback:]
hist_power = float(np.mean(np.abs(hist_recent))) if len(hist_recent) else 0.0
# 方向
if bull_stack and s24 > 0 and s52 > 0:
direction = "bull"
elif bear_stack and s24 < 0 and s52 < 0:
direction = "bear"
else:
# 用价格相对 EMA52 辅助
if closes[-1] > last52 and (s24 + s52) > 0:
direction = "bull"
elif closes[-1] < last52 and (s24 + s52) < 0:
direction = "bear"
else:
direction = "sideways"
# 阶段: 依据(斜率大小、与EMA52距离、MACD柱体扩张/收敛)
dist52 = float((closes[-1] - last52) / last52) if last52 else 0.0
slope_score = max(0.0, (abs(s24) + abs(s52)) * 1000.0) # 归一化
dist_score = min(50.0, abs(dist52) * 200.0)
hist_score = min(30.0, hist_power * 10.0)
strength = float(min(100.0, slope_score + dist_score + hist_score))
# 简单阶段判定
if direction == "sideways":
stage = "early"
strength = min(strength, 30.0)
else:
# 查看最近 hist 是否在扩大或收敛
if len(hist_recent) >= 6:
recent_growth = np.mean(np.abs(hist_recent[-3:])) - np.mean(np.abs(hist_recent[-6:-3]))
else:
recent_growth = 0.0
if recent_growth > 0 and abs(dist52) < 0.05:
stage = "early"
elif recent_growth > 0 and abs(dist52) >= 0.05:
stage = "mid"
else:
stage = "late"
return direction, stage, strength