/usr/share/pyshared/quantities/units/ is in python-quantities 0.10.1-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/quantities/units/__init__.py
/usr/share/pyshared/quantities/units/acceleration.py
/usr/share/pyshared/quantities/units/angle.py
/usr/share/pyshared/quantities/units/area.py
/usr/share/pyshared/quantities/units/compound.py
/usr/share/pyshared/quantities/units/dimensionless.py
/usr/share/pyshared/quantities/units/electromagnetism.py
/usr/share/pyshared/quantities/units/energy.py
/usr/share/pyshared/quantities/units/force.py
/usr/share/pyshared/quantities/units/frequency.py
/usr/share/pyshared/quantities/units/heat.py
/usr/share/pyshared/quantities/units/information.py
/usr/share/pyshared/quantities/units/length.py
/usr/share/pyshared/quantities/units/mass.py
/usr/share/pyshared/quantities/units/power.py
/usr/share/pyshared/quantities/units/prefixes.py
/usr/share/pyshared/quantities/units/pressure.py
/usr/share/pyshared/quantities/units/radiation.py
/usr/share/pyshared/quantities/units/substance.py
/usr/share/pyshared/quantities/units/temperature.py
/usr/share/pyshared/quantities/units/time.py
/usr/share/pyshared/quantities/units/velocity.py
/usr/share/pyshared/quantities/units/viscosity.py
/usr/share/pyshared/quantities/units/volume.py