Files
Chan/chanlun/pipeline/timeframe.py
T
jackyu66gitandCursor 9f1e7361b6 fix: 修复主站自动刷新内存泄漏,并完善 chan_tv 图表体验
主站重建前完整 dispose、去掉重复 sync 监听,自动刷新默认增量更新;顺带消除首屏重复 analyze、复用 ChanMACD,以及全版 TV 指标/未完成中枢/布局本地缓存。

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-08-06 16:09:48 +08:00

82 lines
2.8 KiB
Python

from datetime import timedelta
import numpy as np
import pandas as pd
import talib.abstract as ta
from pandas import DataFrame
from technical.util import resample_to_interval
from chanlun.core.ChanBI import ChanBI
from chanlun.core.ChanBIZS import ChanBIZS
from chanlun.core.ChanBSP import ChanBSP
from chanlun.core.ChanEnum import (
Chan_BI_DIR,
Chan_BSP_DIR,
Chan_BSP_TYPE,
Chan_FX_TYPE,
Chan_K_DIR,
Chan_KLC_FX,
Chan_KLC_STATE,
Chan_KLINE_DIR,
Chan_KLU_PATTERN,
Chan_PRICE_TREND,
Chan_SEG_DIR,
Chan_ZS_DIR,
)
from chanlun.core.ChanKLC import ChanKLC
from chanlun.core.ChanKLU import ChanKLU
from chanlun.core.ChanSBI import ChanSBI
from chanlun.core.ChanSEG import ChanSEG
from chanlun.core.ChanZS import ChanZS, ChanZS_Big
from chanlun.indicators.ChanMACD import ChanMACD
from chanlun.pipeline.builders.bi import BiBuilderMixin
from chanlun.pipeline.builders.bsp import BspBuilderMixin
from chanlun.pipeline.builders.indicators import IndicatorsBuilderMixin
from chanlun.pipeline.builders.kline import KlineBuilderMixin
from chanlun.pipeline.builders.seg import SegBuilderMixin
from chanlun.pipeline.builders.zs import ZsBuilderMixin
class TF_DF(IndicatorsBuilderMixin, KlineBuilderMixin, BiBuilderMixin, SegBuilderMixin, ZsBuilderMixin, BspBuilderMixin):
def __init__(self, df=None, interval=0, timeframe=None):
if df is not None:
self.init_TF_DF(df, interval, timeframe)
def init_TF_DF(self, df, interval, timeframe):
self.timeframe = timeframe
self.interval = interval
# 检查 DataFrame 是否为空或没有 date 列
if df is None or df.empty:
raise ValueError(f"DataFrame for {timeframe} is empty. Please download data first.")
if 'date' not in df.columns:
raise ValueError(f"DataFrame for {timeframe} missing 'date' column. Columns: {df.columns.tolist()}")
# interval=1 时不需要重采样
if interval == 1:
self.dataframe = df.copy()
else:
self.dataframe = resample_to_interval(df, interval)
#print(self.timeframe, len(self.dataframe))
self.dataframe = self.add_indicators(self.dataframe)
self.klu_list = []
self.klc_list = []
self.bi_list = []
self.zs_list = []
self.bsp_list = []
self.seg_list = []
self.klc_fx_list = []
self.klu_list = self.cal_kl_data(self.dataframe)
self.klc_list = self.get_klc_list(self.klu_list)
self.bi_list = self.cal_bi_list(self.klc_list)
self.seg_list = self.get_seg_list(self.bi_list)
self.zs_list = self.get_zs_list(self.bi_list, self.seg_list)
self.big_zs_list = self.get_big_zs_list(self.zs_list)
# get_klc_list 内已算过 ChanMACD,直接复用
self.chanmacd = getattr(self, '_last_chan_macd', None)
if self.chanmacd is None:
self.chanmacd = ChanMACD(self.klu_list)
self.klu_list = self.chanmacd.klu_list
def get_current_klc(self):
if len(self.klc_list) > 0:
return self.klc_list[-2]
return None