Files
chan.py/Bi/Bi.py
T
2025-06-10 01:16:09 +08:00

327 lines
10 KiB
Python

from typing import List, Optional
from Common.cache import make_cache
from Common.CEnum import BI_DIR, BI_TYPE, DATA_FIELD, FX_TYPE, MACD_ALGO
from Common.ChanException import CChanException, ErrCode
from KLine.KLine import CKLine
from KLine.KLine_Unit import CKLine_Unit
class CBi:
def __init__(self, begin_klc: CKLine, end_klc: CKLine, idx: int, is_sure: bool):
# self.__begin_klc = begin_klc
# self.__end_klc = end_klc
self.__dir = None
self.__idx = idx
self.__type = BI_TYPE.STRICT
self.set(begin_klc, end_klc)
self.__is_sure = is_sure
self.__sure_end: List[CKLine] = []
self.__seg_idx: Optional[int] = None
from Seg.Seg import CSeg
self.parent_seg: Optional[CSeg[CBi]] = None # 在哪个线段里面
from BuySellPoint.BS_Point import CBS_Point
self.bsp: Optional[CBS_Point] = None # 尾部是不是买卖点
self.next: Optional[CBi] = None
self.pre: Optional[CBi] = None
def clean_cache(self):
self._memoize_cache = {}
@property
def begin_klc(self): return self.__begin_klc
@property
def end_klc(self): return self.__end_klc
@property
def dir(self): return self.__dir
@property
def idx(self): return self.__idx
@property
def type(self): return self.__type
@property
def is_sure(self): return self.__is_sure
@property
def sure_end(self): return self.__sure_end
@property
def klc_lst(self):
klc = self.begin_klc
while True:
yield klc
klc = klc.next
if not klc or klc.idx > self.end_klc.idx:
break
@property
def klc_lst_re(self):
klc = self.end_klc
while True:
yield klc
klc = klc.pre
if not klc or klc.idx < self.begin_klc.idx:
break
@property
def seg_idx(self): return self.__seg_idx
def set_seg_idx(self, idx):
self.__seg_idx = idx
def __str__(self):
return f"{self.dir}|{self.begin_klc} ~ {self.end_klc}"
def check(self):
try:
if self.is_down():
assert self.begin_klc.high > self.end_klc.low
else:
assert self.begin_klc.low < self.end_klc.high
except Exception as e:
raise CChanException(f"{self.idx}:{self.begin_klc[0].time}~{self.end_klc[-1].time}笔的方向和收尾位置不一致!", ErrCode.BI_ERR) from e
def set(self, begin_klc: CKLine, end_klc: CKLine):
self.__begin_klc: CKLine = begin_klc
self.__end_klc: CKLine = end_klc
if begin_klc.fx == FX_TYPE.BOTTOM:
self.__dir = BI_DIR.UP
elif begin_klc.fx == FX_TYPE.TOP:
self.__dir = BI_DIR.DOWN
else:
raise CChanException("ERROR DIRECTION when creating bi", ErrCode.BI_ERR)
self.check()
self.clean_cache()
@make_cache
def get_begin_val(self):
return self.begin_klc.low if self.is_up() else self.begin_klc.high
@make_cache
def get_end_val(self):
return self.end_klc.high if self.is_up() else self.end_klc.low
@make_cache
def get_begin_klu(self) -> CKLine_Unit:
if self.is_up():
return self.begin_klc.get_peak_klu(is_high=False)
else:
return self.begin_klc.get_peak_klu(is_high=True)
@make_cache
def get_end_klu(self) -> CKLine_Unit:
if self.is_up():
return self.end_klc.get_peak_klu(is_high=True)
else:
return self.end_klc.get_peak_klu(is_high=False)
@make_cache
def amp(self):
return abs(self.get_end_val() - self.get_begin_val())
@make_cache
def get_klu_cnt(self):
return self.get_end_klu().idx - self.get_begin_klu().idx + 1
@make_cache
def get_klc_cnt(self):
assert self.end_klc.idx == self.get_end_klu().klc.idx
assert self.begin_klc.idx == self.get_begin_klu().klc.idx
return self.end_klc.idx - self.begin_klc.idx + 1
@make_cache
def _high(self):
return self.end_klc.high if self.is_up() else self.begin_klc.high
@make_cache
def _low(self):
return self.begin_klc.low if self.is_up() else self.end_klc.low
@make_cache
def _mid(self):
return (self._high() + self._low()) / 2 # 笔的中位价
@make_cache
def is_down(self):
return self.dir == BI_DIR.DOWN
@make_cache
def is_up(self):
return self.dir == BI_DIR.UP
def update_virtual_end(self, new_klc: CKLine):
self.append_sure_end(self.end_klc)
self.update_new_end(new_klc)
self.__is_sure = False
def restore_from_virtual_end(self, sure_end: CKLine):
self.__is_sure = True
self.update_new_end(new_klc=sure_end)
self.__sure_end = []
def append_sure_end(self, klc: CKLine):
self.__sure_end.append(klc)
def update_new_end(self, new_klc: CKLine):
self.__end_klc = new_klc
self.check()
self.clean_cache()
def cal_macd_metric(self, macd_algo, is_reverse):
if macd_algo == MACD_ALGO.AREA:
return self.Cal_MACD_half(is_reverse)
elif macd_algo == MACD_ALGO.PEAK:
return self.Cal_MACD_peak()
elif macd_algo == MACD_ALGO.FULL_AREA:
return self.Cal_MACD_area()
elif macd_algo == MACD_ALGO.DIFF:
return self.Cal_MACD_diff()
elif macd_algo == MACD_ALGO.SLOPE:
return self.Cal_MACD_slope()
elif macd_algo == MACD_ALGO.AMP:
return self.Cal_MACD_amp()
elif macd_algo == MACD_ALGO.AMOUNT:
return self.Cal_MACD_trade_metric(DATA_FIELD.FIELD_TURNOVER, cal_avg=False)
elif macd_algo == MACD_ALGO.VOLUMN:
return self.Cal_MACD_trade_metric(DATA_FIELD.FIELD_VOLUME, cal_avg=False)
elif macd_algo == MACD_ALGO.VOLUMN_AVG:
return self.Cal_MACD_trade_metric(DATA_FIELD.FIELD_VOLUME, cal_avg=True)
elif macd_algo == MACD_ALGO.AMOUNT_AVG:
return self.Cal_MACD_trade_metric(DATA_FIELD.FIELD_TURNOVER, cal_avg=True)
elif macd_algo == MACD_ALGO.TURNRATE_AVG:
return self.Cal_MACD_trade_metric(DATA_FIELD.FIELD_TURNRATE, cal_avg=True)
elif macd_algo == MACD_ALGO.RSI:
return self.Cal_Rsi()
else:
raise CChanException(f"unsupport macd_algo={macd_algo}, should be one of area/full_area/peak/diff/slope/amp", ErrCode.PARA_ERROR)
@make_cache
def Cal_Rsi(self):
rsi_lst: List[float] = []
for klc in self.klc_lst:
rsi_lst.extend(klu.rsi for klu in klc.lst)
return 10000.0/(min(rsi_lst)+1e-7) if self.is_down() else max(rsi_lst)
@make_cache
def Cal_MACD_area(self):
_s = 1e-7
begin_klu = self.get_begin_klu()
end_klu = self.get_end_klu()
for klc in self.klc_lst:
for klu in klc.lst:
if klu.idx < begin_klu.idx or klu.idx > end_klu.idx:
continue
if (self.is_down() and klu.macd.macd < 0) or (self.is_up() and klu.macd.macd > 0):
_s += abs(klu.macd.macd)
return _s
@make_cache
def Cal_MACD_peak(self):
peak = 1e-7
for klc in self.klc_lst:
for klu in klc.lst:
if abs(klu.macd.macd) > peak:
if self.is_down() and klu.macd.macd < 0:
peak = abs(klu.macd.macd)
elif self.is_up() and klu.macd.macd > 0:
peak = abs(klu.macd.macd)
return peak
def Cal_MACD_half(self, is_reverse):
if is_reverse:
return self.Cal_MACD_half_reverse()
else:
return self.Cal_MACD_half_obverse()
@make_cache
def Cal_MACD_half_obverse(self):
_s = 1e-7
begin_klu = self.get_begin_klu()
peak_macd = begin_klu.macd.macd
for klc in self.klc_lst:
for klu in klc.lst:
if klu.idx < begin_klu.idx:
continue
if klu.macd.macd*peak_macd > 0:
_s += abs(klu.macd.macd)
else:
break
else: # 没有被break,继续找写一个KLC
continue
break
return _s
@make_cache
def Cal_MACD_half_reverse(self):
_s = 1e-7
begin_klu = self.get_end_klu()
peak_macd = begin_klu.macd.macd
for klc in self.klc_lst_re:
for klu in klc[::-1]:
if klu.idx > begin_klu.idx:
continue
if klu.macd.macd*peak_macd > 0:
_s += abs(klu.macd.macd)
else:
break
else: # 没有被break,继续找写一个KLC
continue
break
return _s
@make_cache
def Cal_MACD_diff(self):
"""
macd红绿柱最大值最小值之差
"""
_max, _min = float("-inf"), float("inf")
for klc in self.klc_lst:
for klu in klc.lst:
macd = klu.macd.macd
if macd > _max:
_max = macd
if macd < _min:
_min = macd
return _max-_min
@make_cache
def Cal_MACD_slope(self):
begin_klu = self.get_begin_klu()
end_klu = self.get_end_klu()
if self.is_up():
return (end_klu.high - begin_klu.low)/end_klu.high/(end_klu.idx - begin_klu.idx + 1)
else:
return (begin_klu.high - end_klu.low)/begin_klu.high/(end_klu.idx - begin_klu.idx + 1)
@make_cache
def Cal_MACD_amp(self):
begin_klu = self.get_begin_klu()
end_klu = self.get_end_klu()
if self.is_down():
return (begin_klu.high-end_klu.low)/begin_klu.high
else:
return (end_klu.high-begin_klu.low)/begin_klu.low
def Cal_MACD_trade_metric(self, metric: str, cal_avg=False) -> float:
_s = 0
for klc in self.klc_lst:
for klu in klc.lst:
metric_res = klu.trade_info.metric[metric]
if metric_res is None:
return 0.0
_s += metric_res
return _s / self.get_klu_cnt() if cal_avg else _s
# def set_klc_lst(self, lst):
# self.__klc_lst = lst