TestStapler fails with PyPDF2 1.27.5

[papoteur-mga]

Trying to build for Mageia, the tests fail:

test_split (staplelib.tests.TestStapler)
Make sure a file is properly split into pages. ... Traceback (most recent call last):
  File "/home/pterjan/rpmbuild/BUILD/stapler-1.0.0rc1/staplelib/../stapler", line 15, in <module>
    stapler.main()
  File "/home/pterjan/rpmbuild/BUILD/stapler-1.0.0rc1/staplelib/stapler.py", line 116, in main
    modes[mode](args)
  File "/home/pterjan/rpmbuild/BUILD/stapler-1.0.0rc1/staplelib/commands.py", line 113, in split
    iohelper.write_pdf(output, staplelib.OPTIONS.destdir +
  File "/home/pterjan/rpmbuild/BUILD/stapler-1.0.0rc1/staplelib/iohelper.py", line 59, in write_pdf
    pdf.write(outputStream)
  File "/usr/lib/python3.10/site-packages/PyPDF2/pdf.py", line 475, in write
    self._sweepIndirectReferences(externalReferenceMap, self._root)
  File "/usr/lib/python3.10/site-packages/PyPDF2/pdf.py", line 566, in _sweepIndirectReferences
    self._sweepIndirectReferences(externMap, realdata)
  File "/usr/lib/python3.10/site-packages/PyPDF2/pdf.py", line 542, in _sweepIndirectReferences
    value = self._sweepIndirectReferences(externMap, value)
  File "/usr/lib/python3.10/site-packages/PyPDF2/pdf.py", line 566, in _sweepIndirectReferences
    self._sweepIndirectReferences(externMap, realdata)
  File "/usr/lib/python3.10/site-packages/PyPDF2/pdf.py", line 542, in _sweepIndirectReferences
    value = self._sweepIndirectReferences(externMap, value)
  File "/usr/lib/python3.10/site-packages/PyPDF2/pdf.py", line 551, in _sweepIndirectReferences
    value = self._sweepIndirectReferences(externMap, data[i])
  File "/usr/lib/python3.10/site-packages/PyPDF2/pdf.py", line 566, in _sweepIndirectReferences
    self._sweepIndirectReferences(externMap, realdata)
  File "/usr/lib/python3.10/site-packages/PyPDF2/pdf.py", line 542, in _sweepIndirectReferences
    value = self._sweepIndirectReferences(externMap, value)
  File "/usr/lib/python3.10/site-packages/PyPDF2/pdf.py", line 583, in _sweepIndirectReferences
    newobj = self._sweepIndirectReferences(externMap, newobj)
  File "/usr/lib/python3.10/site-packages/PyPDF2/pdf.py", line 542, in _sweepIndirectReferences
    value = self._sweepIndirectReferences(externMap, value)
  File "/usr/lib/python3.10/site-packages/PyPDF2/pdf.py", line 569, in _sweepIndirectReferences
    if data.pdf.stream.closed:
AttributeError: 'PdfFileWriter' object has no attribute 'stream'
ERROR
test_zip (staplelib.tests.TestStapler)