/usr/lib/python2.7/dist-packages/bzrlib/ is in bzrtools 2.6.0-3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/bzrlib/plugins/
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/__init__.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/branches.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/branchhistory.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/bzrtools.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/cbranch.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/check-release.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/colordiff.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/command.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/command_classes.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/conflict_diff.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/dotgraph.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/errors.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/fetch_ghosts.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/graph.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/heads.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/hunk_selector.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/link_tree.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/mirror.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/patch.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/patchsource.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/progress.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/rspush.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/shelf.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/shell.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/terminal.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/test.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/tests/
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/tests/__init__.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/tests/blackbox.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/tests/shelf_tests.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/tests/test_cbranch.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/tests/test_conflict_diff.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/tests/test_dotgraph.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/tests/test_fetch_ghosts.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/tests/test_graph.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/tests/test_link_tree.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/tests/test_mirror.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/tests/test_patch.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/tests/upstream_import.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/upstream_import.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/userinteractor.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/version.py
/usr/lib/python2.7/dist-packages/bzrlib/plugins/bzrtools/zap.py