/usr/lib/python2.7/dist-packages/maasserver/models/ is in python-django-maas 1.5+bzr2252-0ubuntu1.
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/usr/lib/python2.7/dist-packages/maasserver/models/__init__.py
/usr/lib/python2.7/dist-packages/maasserver/models/bootimage.py
/usr/lib/python2.7/dist-packages/maasserver/models/cleansave.py
/usr/lib/python2.7/dist-packages/maasserver/models/component_error.py
/usr/lib/python2.7/dist-packages/maasserver/models/config.py
/usr/lib/python2.7/dist-packages/maasserver/models/dhcplease.py
/usr/lib/python2.7/dist-packages/maasserver/models/downloadprogress.py
/usr/lib/python2.7/dist-packages/maasserver/models/filestorage.py
/usr/lib/python2.7/dist-packages/maasserver/models/macaddress.py
/usr/lib/python2.7/dist-packages/maasserver/models/managers.py
/usr/lib/python2.7/dist-packages/maasserver/models/network.py
/usr/lib/python2.7/dist-packages/maasserver/models/node.py
/usr/lib/python2.7/dist-packages/maasserver/models/nodegroup.py
/usr/lib/python2.7/dist-packages/maasserver/models/nodegroupinterface.py
/usr/lib/python2.7/dist-packages/maasserver/models/nodeprobeddetails.py
/usr/lib/python2.7/dist-packages/maasserver/models/sshkey.py
/usr/lib/python2.7/dist-packages/maasserver/models/tag.py
/usr/lib/python2.7/dist-packages/maasserver/models/timestampedmodel.py
/usr/lib/python2.7/dist-packages/maasserver/models/user.py
/usr/lib/python2.7/dist-packages/maasserver/models/userprofile.py
/usr/lib/python2.7/dist-packages/maasserver/models/zone.py