feat: 添加 doc/xls/ppt 旧格式文档支持
- 新增 DocReader,支持 markitdown 和 pypandoc-binary 解析器 - 新增 XlsReader,支持 unstructured、markitdown 和 pandas+xlrd 解析器 - 新增 PptReader,支持 markitdown 解析器 - 添加 olefile 依赖用于验证 OLE2 格式 - 更新 config.py 添加 doc/xls/ppt 依赖配置 - 更新 --advice 支持 doc/xls/ppt 格式 - 添加相应的测试用例 - 同步 specs 到主目录
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29
scripts/readers/doc/pypandoc.py
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29
scripts/readers/doc/pypandoc.py
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"""使用 pypandoc-binary 库解析 DOC 文件"""
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from typing import Optional, Tuple
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def parse(file_path: str) -> Tuple[Optional[str], Optional[str]]:
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"""使用 pypandoc-binary 库解析 DOC 文件"""
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try:
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import pypandoc
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except ImportError:
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return None, "pypandoc-binary 库未安装"
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try:
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content = pypandoc.convert_file(
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source_file=file_path,
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to="md",
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format="doc",
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outputfile=None,
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extra_args=["--wrap=none"],
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)
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except OSError as exc:
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return None, f"pypandoc-binary 缺少 Pandoc 可执行文件: {exc}"
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except RuntimeError as exc:
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return None, f"pypandoc-binary 解析失败: {exc}"
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content = content.strip()
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if not content:
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return None, "文档为空"
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return content, None
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