修正仓库需要忽略的文件
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"""
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测试字体配置是否正常工作
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"""
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import matplotlib.pyplot as plt
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import matplotlib
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import numpy as np
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from app.services.font_helper import configure_matplotlib_fonts
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import io
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import base64
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# 配置字体
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font_name = configure_matplotlib_fonts()
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print(f"当前使用字体: {font_name}")
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print(f"matplotlib 中文字体设置: {matplotlib.rcParams['font.sans-serif']}")
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# 创建测试图表
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fig, ax = plt.subplots(figsize=(10, 6))
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# 测试数据
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x = ['销售', '库存', '采购', '退货', '其他']
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y = [150, 200, 180, 50, 30]
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bars = ax.bar(x, y, color='#3b82f6', alpha=0.8)
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ax.set_xlabel('类别', fontsize=12, labelpad=10)
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ax.set_ylabel('数值', fontsize=12, labelpad=10)
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ax.set_title('测试图表 - 中文显示', fontsize=14, fontweight='bold', pad=15)
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ax.tick_params(axis='both', which='major', labelsize=10)
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# 添加数值标签
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for bar, value in zip(bars, y):
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height = bar.get_height()
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ax.text(bar.get_x() + bar.get_width() / 2., height,
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f'{value}',
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ha='center', va='bottom', fontsize=10, fontweight='bold')
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plt.grid(axis='y', alpha=0.3)
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plt.tight_layout(pad=1.5)
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# 转换为 base64
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buf = io.BytesIO()
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fig.savefig(buf, format='png', dpi=120, bbox_inches='tight', pad_inches=0.3, facecolor='white')
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plt.close(fig)
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buf.seek(0)
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img_base64 = base64.b64encode(buf.read()).decode('utf-8')
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data_url = f"data:image/png;base64,{img_base64}"
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print("\n=== 测试完成 ===")
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print(f"图表大小: {len(img_base64)} 字符")
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print("如果看到字体警告,请检查系统是否有安装中文字体")
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# 尝试获取所有可用字体
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import matplotlib.font_manager as fm
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available_fonts = set([f.name for f in fm.fontManager.ttflist])
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print(f"\n=== 可用字体列表(部分)===")
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chinese_fonts = [f for f in available_fonts if 'CJK' in f or 'Chinese' in f or 'YaHei' in f or 'SimHei' in f or 'PingFang' in f]
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for font in sorted(chinese_fonts)[:10]:
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print(f" - {font}")
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if not chinese_fonts:
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print(" 未找到中文字体!")
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print("\n=== 推荐安装的中文字体 ===")
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print("Windows: Microsoft YaHei (系统自带)")
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print("macOS: PingFang SC (系统自带)")
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print("Linux: fonts-noto-cjk 或 fonts-wqy-zenhei")
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print("\n=== 生成的 base64 数据(前100字符)===")
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print(data_url[:100] + "...")
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