Python PDF 合并 / 拆分
from pypdf import PdfWriter, PdfReader
# 合并
writer = PdfWriter()
for pdf in ['a.pdf', 'b.pdf', 'c.pdf']:
writer.append(pdf)
writer.write('合并.pdf')
writer.close()
# 拆分（每页一个文件）
reader = PdfReader('合并.pdf')
for i, page in enumerate(reader.pages):
w = PdfWriter()
w.add_page(page)
w.write(f'第{i+1}页.pdf')
# 合并
writer = PdfWriter()
for pdf in ['a.pdf', 'b.pdf', 'c.pdf']:
writer.append(pdf)
writer.write('合并.pdf')
writer.close()
# 拆分（每页一个文件）
reader = PdfReader('合并.pdf')
for i, page in enumerate(reader.pages):
w = PdfWriter()
w.add_page(page)
w.write(f'第{i+1}页.pdf')
更新时间：2026-09-14 13:13:45
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