43 lines
1.2 KiB
Markdown
43 lines
1.2 KiB
Markdown
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```python title="Python"
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from kreuzberg import register_post_processor, ExtractionResult
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import logging
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logger = logging.getLogger(__name__)
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class PdfMetadataExtractor:
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def __init__(self):
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self.processed_count: int = 0
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def name(self) -> str:
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return "pdf_metadata_extractor"
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def version(self) -> str:
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return "1.0.0"
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def description(self) -> str:
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return "Extracts and enriches PDF metadata"
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def processing_stage(self) -> str:
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return "early"
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def should_process(self, result: ExtractionResult) -> bool:
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return result.mime_type == "application/pdf"
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def process(self, result: ExtractionResult) -> ExtractionResult:
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self.processed_count += 1
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result.metadata["pdf_processed"] = True
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result.metadata["pdf_order"] = self.processed_count
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result.metadata["content_length"] = len(result.content)
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result.metadata["pdf_processor_version"] = "1.0.0"
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return result
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def initialize(self) -> None:
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logger.info("PDF metadata extractor initialized")
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def shutdown(self) -> None:
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logger.info(f"Processed {self.processed_count} PDFs")
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processor: PdfMetadataExtractor = PdfMetadataExtractor()
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register_post_processor(processor)
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```
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