pdf_metadata_extract

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提取PDF文件的元数据（标题、作者、主题、页数等），输出为JSON格式。当用户需要查看PDF文档信息时使用此skill。

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Source SKILL.md: https://github.com/cas-bigdatalab/piflow/blob/HEAD/piflow_engine/cn/piflow/tests/workspace/.sandbox/skills/pdf_metadata_extract_3d1770487a16/SKILL.md

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pdf_metadata_extract 技能

功能说明

该技能提取PDF文件的元数据（标题、作者、主题、页数等），输出为JSON格式，便于查看和处理PDF文档信息。

核心功能

提取PDF基本信息（文件名、大小、页数）
提取文档元数据（标题、作者、主题、创建者等）
提取日期信息（创建日期、修改日期）
检测PDF是否加密

使用方法

python scripts/run_pdf_metadata_extract.py --input_path <输入PDF> --output_path <输出JSON>

参数说明

参数	类型	必填	默认值	说明
input_path	string	是	-	输入PDF文件路径
output_path	string	是	-	输出JSON文件路径

示例

python scripts/run_pdf_metadata_extract.py --input_path document.pdf --output_path metadata.json

输出格式

{
  "file_name": "document.pdf",
  "file_size": 1024000,
  "pages": 20,
  "pdf_version": "PDF-1.7",
  "title": "Document Title",
  "author": "John Doe",
  "subject": "Document Subject",
  "creator": "Microsoft Word",
  "producer": "Microsoft Word 2016",
  "creation_date": "2024-01-15 10:30:00",
  "modification_date": "2024-01-15 14:20:00",
  "is_encrypted": false
}

注意事项

输出目录不存在时会自动创建
部分PDF可能没有完整的元数据，缺失字段会显示为null