/usr/share/doc/python-pyqtgraph-doc/html/_sources/3dgraphics/ is in python-pyqtgraph-doc 0.9.8-3.
This file is owned by root:root, with mode 0o755.
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/usr/share/doc/python-pyqtgraph-doc/html/_sources/3dgraphics/glaxisitem.txt
/usr/share/doc/python-pyqtgraph-doc/html/_sources/3dgraphics/glgraphicsitem.txt
/usr/share/doc/python-pyqtgraph-doc/html/_sources/3dgraphics/glgriditem.txt
/usr/share/doc/python-pyqtgraph-doc/html/_sources/3dgraphics/glimageitem.txt
/usr/share/doc/python-pyqtgraph-doc/html/_sources/3dgraphics/gllineplotitem.txt
/usr/share/doc/python-pyqtgraph-doc/html/_sources/3dgraphics/glmeshitem.txt
/usr/share/doc/python-pyqtgraph-doc/html/_sources/3dgraphics/glscatterplotitem.txt
/usr/share/doc/python-pyqtgraph-doc/html/_sources/3dgraphics/glsurfaceplotitem.txt
/usr/share/doc/python-pyqtgraph-doc/html/_sources/3dgraphics/glviewwidget.txt
/usr/share/doc/python-pyqtgraph-doc/html/_sources/3dgraphics/glvolumeitem.txt
/usr/share/doc/python-pyqtgraph-doc/html/_sources/3dgraphics/index.txt
/usr/share/doc/python-pyqtgraph-doc/html/_sources/3dgraphics/meshdata.txt