Files
kis_bot/kis_trader/strategies/dbband_strategy.py
Your Name bc2b1b642c feat(execution): AccountOrderWorker로 매수·매도 주문 직렬화
전략별 tick/scan 매도 락 대신 계좌 단일 PriorityQueue로 place를 B-full 직렬화한다.
틱매도 only_code 필터와 inflight 중복 enqueue 방지로 REST 폭주를 줄인다.

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-08-28 16:45:26 +09:00

229 lines
9.0 KiB
Python

"""
kis_trader/strategies/dbband_strategy.py — 더블 볼린저 라이브 전략
================================================================
- **유니버스**: ``dbband_stock_config`` 등록 종목만 매수 스캔.
- **파라미터**: 종목별 ``dbband_stock_config`` (없으면 env ``DBBAND_*`` 폴백).
- **분봉(tf)**: 종목별 ``tf_min`` → WS/백테, 없으면 env ``DBBAND_TIMEFRAME``.
- 신호·청산: ``dbband_engine`` 단일 소스.
"""
from __future__ import annotations
import random
from datetime import datetime as dt
from typing import Dict, List, Optional
try:
from ..engine import dbband_engine as bbe
except ImportError:
bbe = None
from ..utils.env import get_env_bool, get_env_int
from .base import BaseStrategy
from .dbband_stock_cfg import (
effective_dbband_tf_for_code,
ensure_dbband_stock_config_table,
fetch_latest_dbband_stock_config_by_code,
load_dbband_engine_cfg,
)
class DbBandStrategy(BaseStrategy):
strategy_id = "DBBAND"
loop_min_sleep = 1.5
loop_max_sleep = 2.5
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.candle_tf = 15
self._env_tf_default = 15
self._dbband_cfg: Dict = {}
self._holding_row_by_code: Dict[str, Dict] = {}
self.min_price = 1000.0
self._fired_entry_key: Dict[str, str] = {}
self.reload_config()
def reload_config(self) -> None:
if bbe is not None:
try:
self._dbband_cfg = bbe.get_dbband_defaults_from_db(self.db)
except Exception as e:
self.logger.debug("dbband defaults 조회 실패: %s", e)
self._dbband_cfg = {}
self.candle_tf = int(self._dbband_cfg.get("timeframe") or get_env_int("DBBAND_TIMEFRAME", 15))
self._env_tf_default = int(self.candle_tf)
self.min_price = float(self._dbband_cfg.get("min_price") or 1000.0)
self.slot_money = int(float(self._dbband_cfg.get("slot_money") or get_env_int("DBBAND_SLOT_MONEY", 3_000_000)))
try:
ensure_dbband_stock_config_table(self.db)
self._holding_row_by_code = fetch_latest_dbband_stock_config_by_code(self.db)
except Exception as e:
self.logger.warning("dbband_stock_config 로드 실패: %s", e)
self._holding_row_by_code = {}
def _candidate_filter(self, candidate: Dict) -> bool:
code = str(candidate.get("code") or "").strip()
if not code:
return False
if self._holding_row_by_code:
return code in self._holding_row_by_code
return True
def _merged_cfg(self, code: str) -> Dict:
base = dict(self._dbband_cfg or {})
row = self._holding_row_by_code.get(code)
if row:
return dict(row)
return load_dbband_engine_cfg(self.db, code, base)
def _candle_tf_for_code(self, code: str) -> int:
return effective_dbband_tf_for_code(self.db, code, self._env_tf_default)
def check_buy(self, code: str, name: str) -> Optional[Dict]:
if bbe is None:
self.logger.warning("dbband_engine 미탑재 → 매수 스킵")
return None
if self._holding_row_by_code and code not in self._holding_row_by_code:
return None
try:
if get_env_bool("FORCE_BUY_TEST", False):
return self._force_buy_test(code, name)
merged = self._merged_cfg(code)
tf_code = self._candle_tf_for_code(code)
min_len = max(
int(merged.get("trend_ma_period") or 200) + 10,
get_env_int("DBBAND_LIVE_MIN_CANDLES", 210),
)
candles_raw = self.ws.get_candles(code, tf_code, n=min_len + 10)
if len(candles_raw) < min_len:
try:
self.ws.fill_gap([code], force=True)
except Exception:
pass
return None
candles = [self._norm_candle(c) for c in candles_raw]
today = dt.now().strftime("%Y%m%d")
last_exit_dt = None
if code in self.recently_sold:
try:
last_exit_dt = dt.fromtimestamp(self.recently_sold[code])
if last_exit_dt.strftime("%Y%m%d") != today:
last_exit_dt = None
except Exception:
pass
try:
today_trades = self.db.get_trades_by_date(today)
daily_cnt = len([
t for t in today_trades
if t.get("code") == code and str(t.get("strategy", "")).startswith("DBBAND")
])
except Exception:
daily_cnt = 0
state = {"last_exit_dt": last_exit_dt, "daily_cnt": daily_cnt}
reject, msg, sig = bbe.check_buy_signal_live(candles, merged, state)
if reject:
self.logger.info("🔍 [DBBAND탈락] %s %s: %s%s", name, code, reject, msg)
return None
if not sig:
return None
ent_key = str(sig.get("entry_bar_key") or "")
if self._fired_entry_key.get(code) == ent_key:
return None
self._fired_entry_key[code] = ent_key
entry_px = float(sig.get("entry_price") or 0)
if entry_px <= 0:
return None
slot = int(float(merged.get("slot_money") or self.slot_money))
qty, rej = self._resolve_buy_qty_live(entry_px, invest_cap=float(slot))
if rej:
self.logger.info(
"🔍 [탈락-%s] %s %s: %s",
rej, name, code, rej,
)
return None
return {
"code": code,
"name": name,
"price": entry_px,
"qty": qty,
"stop_price": float(sig.get("stop_price") or 0),
"target_price": float(sig.get("target_price") or 0),
"side": str(sig.get("side") or "long"),
"dbband_entry_bar_key": ent_key,
"signal_candle_key": sig.get("signal_candle_key"),
"entry_mode": sig.get("entry_mode"),
}
except Exception as e:
self.logger.error("DBBAND check_buy 오류 %s: %s", code, e)
return None
def check_sell_signals(self, only_code: Optional[str] = None) -> List[Dict]:
if not self.holdings or bbe is None:
return []
signals: List[Dict] = []
base_n = get_env_int("DBBAND_CANDLE_FETCH_N", 80)
for code, holding in list(self.holdings.items()):
try:
name = holding.get("name", code)
buy_price = float(holding.get("buy_price", 0))
qty = int(holding.get("qty", 0))
if qty <= 0 or buy_price <= 0:
continue
merged = self._merged_cfg(code)
tf_code = self._candle_tf_for_code(code)
candles_raw = self.ws.get_candles(code, tf_code, n=base_n)
if not candles_raw:
continue
candles = [self._norm_candle(c) for c in candles_raw]
last = candles[-1]
position = {
"entry_price": buy_price,
"entry_time": str(holding.get("buy_time", "") or ""),
"stop": float(holding.get("stop_price") or buy_price * 0.98),
"target": float(holding.get("target_price") or buy_price * 1.03),
"max_price": float(holding.get("max_price") or buy_price),
"min_price": float(holding.get("min_price") or buy_price),
"qty": qty,
"side": str(holding.get("side") or "long"),
}
closes = [float(c["close"]) for c in candles]
period = int(merged.get("bb_period") or 20)
inner_std = float(merged.get("bb_inner_std") or 2.0)
_, i_upper, i_lower = bbe.compute_bb_series(closes, period, inner_std)
sell = bbe.check_sell_signal_live(
position, last, merged,
inner_upper=i_upper[-1] if i_upper else None,
inner_lower=i_lower[-1] if i_lower else None,
is_eod=False,
)
if sell:
reason, exit_px = sell
signals.append({
"code": code,
"name": name,
"qty": qty,
"price": exit_px,
"reason": reason,
})
if position.get("max_price"):
holding["max_price"] = position["max_price"]
except Exception as e:
self.logger.error("DBBAND 매도체크 %s: %s", code, e)
return signals
def run_loop_body(self) -> None:
random.sleep(random.uniform(self.loop_min_sleep, self.loop_max_sleep))
super().run_loop_body()