/usr/lib/python2.7/dist-packages/fs/tests/ is in python-fs 0.5.4-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/fs/tests/__init__.py
/usr/lib/python2.7/dist-packages/fs/tests/data/
/usr/lib/python2.7/dist-packages/fs/tests/data/UTF-8-demo.txt
/usr/lib/python2.7/dist-packages/fs/tests/test_archivefs.py
/usr/lib/python2.7/dist-packages/fs/tests/test_errors.py
/usr/lib/python2.7/dist-packages/fs/tests/test_expose.py
/usr/lib/python2.7/dist-packages/fs/tests/test_fs.py
/usr/lib/python2.7/dist-packages/fs/tests/test_ftpfs.py
/usr/lib/python2.7/dist-packages/fs/tests/test_importhook.py
/usr/lib/python2.7/dist-packages/fs/tests/test_iotools.py
/usr/lib/python2.7/dist-packages/fs/tests/test_mountfs.py
/usr/lib/python2.7/dist-packages/fs/tests/test_multifs.py
/usr/lib/python2.7/dist-packages/fs/tests/test_opener.py
/usr/lib/python2.7/dist-packages/fs/tests/test_path.py
/usr/lib/python2.7/dist-packages/fs/tests/test_remote.py
/usr/lib/python2.7/dist-packages/fs/tests/test_rpcfs.py
/usr/lib/python2.7/dist-packages/fs/tests/test_s3fs.py
/usr/lib/python2.7/dist-packages/fs/tests/test_sqlitefs.py
/usr/lib/python2.7/dist-packages/fs/tests/test_utils.py
/usr/lib/python2.7/dist-packages/fs/tests/test_watch.py
/usr/lib/python2.7/dist-packages/fs/tests/test_wrapfs.py
/usr/lib/python2.7/dist-packages/fs/tests/test_xattr.py
/usr/lib/python2.7/dist-packages/fs/tests/test_zipfs.py
/usr/lib/python2.7/dist-packages/fs/tests/zipfs_binary_test.py