【Bug】AttributeError: 'NoneType' object has no attribute 'group'

[zakinp]

对随机不同的pdf进行识别测试时出现了以下问题：

D:\ChatPaper2Xmind> python .\paper2xmind.py --path "D:\pdftest\"
D:\pdftest\PhysRevX.8.031079.pdf
Traceback (most recent call last):
  File "D:\ChatPaper2Xmind\paper2xmind.py", line 54, in <module>
    pdf_batch_processing(argparser.parse_args().path)
  File "D:\ChatPaper2Xmind\paper2xmind.py", line 36, in pdf_batch_processing
    pdf_processing(pdf_path, xmind_path)
  File "D:\ChatPaper2Xmind\paper2xmind.py", line 15, in pdf_processing
    paper = PDFPaperParser(pdf_file_path)
  File "D:\ChatPaper2Xmind\pdf_parser.py", line 23, in __init__
    self.section_textdict = self.get_section_textdict()
  File "D:\ChatPaper2Xmind\pdf_parser.py", line 182, in get_section_textdict
    section_title = self.get_section_titles(withlevel=False)
  File "D:\ChatPaper2Xmind\pdf_parser.py", line 158, in get_section_titles
    section_title = [(re.search(ABS_MATCHSTR, self.all_text).group(), 1)]\
AttributeError: 'NoneType' object has no attribute 'group'

[MasterYip]

抱歉，这是由于没有找到abstract关键字，目前还是通过关键字进行结构识别的，在config.py中可以看到