fix(docker): 优化中文字体安装及清理缓存
- 将中文字体从 wqy-microhei 改为 wqy-zenhei,提高字体兼容性 - 清理 matplotlib 缓存文件,减少镜像体积 - 更新报告图表中文字体设置,兼容 macOS 和 Linux - 简化字体配置,避免多余字体加载
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@@ -3,10 +3,11 @@ FROM index-base:latest
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# 设置工作目录
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WORKDIR /app
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# 安装中文字体(使用清华源加速)
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# 安装中文字体
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RUN apt-get update && apt-get install -y --no-install-recommends \
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fonts-wqy-microhei \
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&& rm -rf /var/lib/apt/lists/*
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fonts-wqy-zenhei \
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&& rm -rf /var/lib/apt/lists/* \
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&& rm -rf ~/.cache/matplotlib
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# 复制依赖文件
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COPY requirements.txt .
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@@ -292,15 +292,11 @@ def _plot_report_chart(
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metrics: dict = None,
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):
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"""绘制报告图表"""
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# 设置字体:英文用 Times New Roman,中文用文泉驿
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plt.rcParams["font.family"] = ["sans-serif"]
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plt.rcParams["font.sans-serif"] = [
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"DejaVu Sans",
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"WenQuanYi Micro Hei",
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"WenQuanYi Zen Hei",
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]
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# 设置中文字体(macOS: Arial Unicode MS, Linux: WenQuanYi Zen Hei)
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plt.rcParams["font.sans-serif"] = ["Arial Unicode MS", "WenQuanYi Zen Hei", "DejaVu Sans"]
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plt.rcParams["axes.unicode_minus"] = False
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strategy_nav = backtest_result["轮动策略净值"]
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benchmark_nav = backtest_result["基准净值"]
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strategy_ret = backtest_result["轮动策略日收益率"]
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