python PyPDF2.utils.PdfReadError: Illegal character in Name Object

最新推荐文章于 2023-11-07 19:25:20 发布

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最新推荐文章于 2023-11-07 19:25:20 发布 · 3.1k 阅读

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在Python 3.7环境中使用PyPDF2模块处理PDF文件时遇到PdfReadError，原因是PDF文件包含多种编码。通过修改PyPDF2源码，包括在generic.py文件中添加处理多编码的代码，以及在utils.py文件中注释和替换特定代码段，可以解决这个问题。

python PyPDF2.utils.PdfReadError: Illegal character in Name Object

环境说明

PyCharm 2020.2.3 x64

Python 3.7

PyPDF2模块

报错场景

在使用PyPDF2模块将一个PDF文件分割成多个PDF文件时，出现报错

python PyPDF2.utils.PdfReadError: Illegal character in Name Object

报错原因

该错误是由于读取的PDF文件中包含多种编码导致

报错信息如下

Traceback (most recent call last):
  File "E:\Program_Practice\Python\pachong\venv\lib\site-packages\PyPDF2\generic.py", line 484, in readFromStream
    return NameObject(name.decode('utf-8'))
UnicodeDecodeError: 'utf-8' codec can't decode byte 0xcb in position 8: invalid continuation byte

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "E:/Program_Practice/Python/pachong/test/Day_12/pdf_segmentation.py", line 19, in <module>
    pdf_writer.write(out)
  File "E:\Program_Practice\Python\pachong\venv\lib\site-packages\PyPDF2\pdf.py", line 482, in write
    self._sweepIndirectReferences(externalReferenceMap, self._root)
  File "E:\Program_Practice\Python\pachong\venv\lib\site-packages\PyPDF2\pdf.py", line 571, in _sweepIndirectReferences
    self._sweepIndirectReferences(externMap, realdata)
  File "E:\Program_Practice\Python\pachong\venv\lib\site-packages\PyPDF2\pdf.py", line 547, in _sweepIndirectReferences
    value