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pdfsum.py
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# pdfsum.py
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from PyPDF2 import PdfReader
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def 提取_pdf文本(pdf_file):
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reader = PdfReader(pdf_file)
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texts = []
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for page in reader.pages:
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texts.append(page.extract_text() or "")
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return "\n".join(texts)
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def 提取_pdf摘要(pdf_file, summarizer_func):
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text = 提取_pdf文本(pdf_file)
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if len(text.strip()) < 30:
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return "❌ 無法提取足夠文字內容"
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return summarizer_func(text)
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