/usr/share/doc/pyviennacl-doc/html/_sources/ is in pyviennacl-doc 1.0.2+dfsg-1build3.
This file is owned by root:root, with mode 0o755.
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/usr/share/doc/pyviennacl-doc/html/_sources/examples/
/usr/share/doc/pyviennacl-doc/html/_sources/examples/basics.txt
/usr/share/doc/pyviennacl-doc/html/_sources/examples/direct-solvers.txt
/usr/share/doc/pyviennacl-doc/html/_sources/examples/index.txt
/usr/share/doc/pyviennacl-doc/html/_sources/examples/iterative-solvers.txt
/usr/share/doc/pyviennacl-doc/html/_sources/examples/products.txt
/usr/share/doc/pyviennacl-doc/html/_sources/examples/slices-and-proxies.txt
/usr/share/doc/pyviennacl-doc/html/_sources/examples/sparse-matrices.txt
/usr/share/doc/pyviennacl-doc/html/_sources/index.txt
/usr/share/doc/pyviennacl-doc/html/_sources/linalg.txt
/usr/share/doc/pyviennacl-doc/html/_sources/pycore.txt
/usr/share/doc/pyviennacl-doc/html/_sources/util.txt
/usr/share/doc/pyviennacl-doc/html/_sources/vclmath.txt