/usr/ is in python-mock 2.0.0-3.
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/usr/lib/
/usr/lib/python2.7/
/usr/lib/python2.7/dist-packages/
/usr/lib/python2.7/dist-packages/mock/
/usr/lib/python2.7/dist-packages/mock/__init__.py
/usr/lib/python2.7/dist-packages/mock/mock.py
/usr/lib/python2.7/dist-packages/mock/tests/
/usr/lib/python2.7/dist-packages/mock/tests/__init__.py
/usr/lib/python2.7/dist-packages/mock/tests/__main__.py
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/usr/lib/python2.7/dist-packages/mock/tests/testmock.py
/usr/lib/python2.7/dist-packages/mock/tests/testpatch.py
/usr/lib/python2.7/dist-packages/mock/tests/testsentinel.py
/usr/lib/python2.7/dist-packages/mock/tests/testwith.py
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/usr/lib/python2.7/dist-packages/mock-2.0.0.egg-info/dependency_links.txt
/usr/lib/python2.7/dist-packages/mock-2.0.0.egg-info/not-zip-safe
/usr/lib/python2.7/dist-packages/mock-2.0.0.egg-info/pbr.json
/usr/lib/python2.7/dist-packages/mock-2.0.0.egg-info/requires.txt
/usr/lib/python2.7/dist-packages/mock-2.0.0.egg-info/top_level.txt
/usr/share/
/usr/share/doc/
/usr/share/doc/python-mock/
/usr/share/doc/python-mock/changelog.Debian.gz
/usr/share/doc/python-mock/copyright