/usr/ is in python3-pypdf2 1.23+git20141008-1+deb8u1.
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..
/usr/lib/python3/
/usr/lib/python3/dist-packages/
/usr/lib/python3/dist-packages/PyPDF2/
/usr/lib/
/usr/lib/python3/dist-packages/PyPDF2/__init__.py
/usr/lib/python3/dist-packages/PyPDF2/_version.py
/usr/lib/python3/dist-packages/PyPDF2/filters.py
/usr/lib/python3/dist-packages/PyPDF2/generic.py
/usr/lib/python3/dist-packages/PyPDF2/merger.py
/usr/lib/python3/dist-packages/PyPDF2/pagerange.py
/usr/lib/python3/dist-packages/PyPDF2/pdf.py
/usr/lib/python3/dist-packages/PyPDF2/utils.py
/usr/lib/python3/dist-packages/PyPDF2/xmp.py
/usr/lib/python3/dist-packages/PyPDF2-1.23.egg-info
/usr/share/
/usr/share/doc/
/usr/share/doc/python3-pypdf2/
/usr/share/doc/python3-pypdf2/changelog.Debian.gz
/usr/share/doc/python3-pypdf2/changelog.gz
/usr/share/doc/python3-pypdf2/copyright
/usr/share/doc/python3-pypdf2/examples/
/usr/share/doc/python3-pypdf2/examples/2-up.py
/usr/share/doc/python3-pypdf2/examples/README.txt
/usr/share/doc/python3-pypdf2/examples/basic_features.py
/usr/share/doc/python3-pypdf2/examples/basic_merging.py
/usr/share/doc/python3-pypdf2/examples/makesimple.py
/usr/share/doc/python3-pypdf2/examples/makesimple.sh
/usr/share/doc/python3-pypdf2/examples/pdfcat