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simonandClaude Opus 4.7 271a9343a5 Initial commit: cc-cursor 全链路量化研究平台
7 Sprints 全部完成:
  Sprint 0: 基础设施 (DataManager + MariaDB)
  Sprint 1: 因子引擎 (34因子/12分类)
  Sprint 2: VectorBT 回测 (5策略+截面)
  Sprint 3: Optuna 优化 (+Walk-Forward)
  Sprint 4: ML 模型 (LightGBM+CatBoost)
  Sprint 5: Qwen 情绪因子 (三源新闻+日期对齐)
  Sprint 6: Agent 系统 (4Agent+日报.md/.html)

生产加固 (15项): Tushare双源fallback, SSH自动恢复, pool_pre_ping,
  save_daily先删后插, load_dotenv绝对路径, 日报5d/20d修复,
  RiskAgent改上证指数, 昨日对比+数据截止, mac_report utf8mb4,
  CLAUDE-*.md 9条已知Bug, demo全参数化, djapi数据源归一化,
  indexDatas API修正

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-06-07 15:59:05 +08:00

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"""
因子抽象基类。
所有因子必须继承 BaseFactor,实现 calculate(df) → pd.Series。
"""
from abc import ABC, abstractmethod
import pandas as pd
class BaseFactor(ABC):
"""因子抽象基类。
属性:
name: 因子名称,如 'momentum_20'
category: 'technical' | 'fundamental' | 'sentiment'
required_columns: 计算所需的 DataFrame 列名列表
"""
name: str = ""
category: str = ""
@abstractmethod
def calculate(self, df: pd.DataFrame) -> pd.Series:
"""计算因子值。
参数:
df: 日线 DataFrameindex 为 trade_date
列至少包含 OHLCV 等基础字段。
返回:
pd.Seriesindex 与 df 对齐,值为因子值。
"""
...
def get_required_columns(self) -> list[str]:
"""返回计算所需的列名列表。子类可覆盖。"""
return ["close"]
def __repr__(self) -> str:
return f"{self.__class__.__name__}(name='{self.name}')"