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refactor(rotation): 移除数据缓存 + 修复空值和pct_change警告

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- 移除CSV本地缓存（cache_dir、_cache_path、_premium_cache_path、_save_premium_cache）
- 每次运行直接从API获取数据，简化DataCache类
- 修复_get_etf_prices中open/close为None时的空值处理（中证指数API不提供OHLC）
- 修复pct_change的FutureWarning（显式传fill_method=None）
- 更新trade_cost注释
This commit is contained in:
aszerW
2026-06-03 00:54:48 +08:00
parent d1139a9ee9
commit 524fa5f513
2 changed files with 24 additions and 85 deletions
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rotation/config_simple.yaml
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@@ -151,7 +151,7 @@ rotation:
rebalance:
min_hold_days: 1
score_threshold: 0.0
trade_cost: 0.001 # 0.1% 交易成本
trade_cost: 0.001 # 万1 交易成本（场内ETF万0.5免5）
# ============================================================
# 溢价控制配置