/usr/lib/python3/dist-packages/werkzeug/contrib/ is in python3-werkzeug 0.14.1+dfsg1-1.
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/usr/lib/python3/dist-packages/werkzeug/contrib/__init__.py
/usr/lib/python3/dist-packages/werkzeug/contrib/atom.py
/usr/lib/python3/dist-packages/werkzeug/contrib/cache.py
/usr/lib/python3/dist-packages/werkzeug/contrib/fixers.py
/usr/lib/python3/dist-packages/werkzeug/contrib/iterio.py
/usr/lib/python3/dist-packages/werkzeug/contrib/jsrouting.py
/usr/lib/python3/dist-packages/werkzeug/contrib/limiter.py
/usr/lib/python3/dist-packages/werkzeug/contrib/lint.py
/usr/lib/python3/dist-packages/werkzeug/contrib/profiler.py
/usr/lib/python3/dist-packages/werkzeug/contrib/securecookie.py
/usr/lib/python3/dist-packages/werkzeug/contrib/sessions.py
/usr/lib/python3/dist-packages/werkzeug/contrib/testtools.py
/usr/lib/python3/dist-packages/werkzeug/contrib/wrappers.py