/usr/lib/python2.7/dist-packages/twext/python/ is in calendarserver 5.2+dfsg-1.
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/usr/lib/python2.7/dist-packages/twext/python/__init__.py
/usr/lib/python2.7/dist-packages/twext/python/_plistlib.py
/usr/lib/python2.7/dist-packages/twext/python/clsprop.py
/usr/lib/python2.7/dist-packages/twext/python/filepath.py
/usr/lib/python2.7/dist-packages/twext/python/launchd.py
/usr/lib/python2.7/dist-packages/twext/python/log.py
/usr/lib/python2.7/dist-packages/twext/python/memcacheclient.py
/usr/lib/python2.7/dist-packages/twext/python/parallel.py
/usr/lib/python2.7/dist-packages/twext/python/plistlib.py
/usr/lib/python2.7/dist-packages/twext/python/sendfd.py
/usr/lib/python2.7/dist-packages/twext/python/sendmsg.so
/usr/lib/python2.7/dist-packages/twext/python/test/
/usr/lib/python2.7/dist-packages/twext/python/test/__init__.py
/usr/lib/python2.7/dist-packages/twext/python/test/pullpipe.py
/usr/lib/python2.7/dist-packages/twext/python/test/test_filepath.py
/usr/lib/python2.7/dist-packages/twext/python/test/test_launchd.py
/usr/lib/python2.7/dist-packages/twext/python/test/test_log.py
/usr/lib/python2.7/dist-packages/twext/python/test/test_parallel.py
/usr/lib/python2.7/dist-packages/twext/python/test/test_sendmsg.py
/usr/lib/python2.7/dist-packages/twext/python/test/test_timezone.py
/usr/lib/python2.7/dist-packages/twext/python/timezone.py
/usr/lib/python2.7/dist-packages/twext/python/vcomponent.py