/usr/share/pyshared/nipy/externals/ is in python-nipy 0.3.0-1ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/nipy/externals/__init__.py
/usr/share/pyshared/nipy/externals/argparse.py
/usr/share/pyshared/nipy/externals/configobj.py
/usr/share/pyshared/nipy/externals/setup.py
/usr/share/pyshared/nipy/externals/transforms3d/
/usr/share/pyshared/nipy/externals/transforms3d/__init__.py
/usr/share/pyshared/nipy/externals/transforms3d/quaternions.py
/usr/share/pyshared/nipy/externals/transforms3d/setup.py
/usr/share/pyshared/nipy/externals/transforms3d/taitbryan.py
/usr/share/pyshared/nipy/externals/transforms3d/tests/
/usr/share/pyshared/nipy/externals/transforms3d/tests/__init__.py
/usr/share/pyshared/nipy/externals/transforms3d/tests/samples.py
/usr/share/pyshared/nipy/externals/transforms3d/tests/test_quaternions.py
/usr/share/pyshared/nipy/externals/transforms3d/tests/test_taitbryan.py
/usr/share/pyshared/nipy/externals/transforms3d/utils.py
/usr/share/pyshared/nipy/externals/validate.py