Debugged this with Suresh. The ncclient packages all point to /usr/lib/python2.7 root@nodec22:/opt/contrail/contrail_install_repo# dpkg -c python-ncclient_0.4.1-1contrail1_all.deb drwxr-xr-x root/root 0 2014-05-02 07:42 ./ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/share/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/share/doc-base/ -rw-r--r-- root/root 715 2014-04-29 09:51 ./usr/share/doc-base/python-ncclient drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/share/doc/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/share/doc/python-ncclient/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/_static/ -rw-r--r-- root/root 3500 2011-10-09 14:28 ./usr/share/doc/python-ncclient/html/_static/comment-bright.png -rw-r--r-- root/root 199 2011-10-09 14:28 ./usr/share/doc/python-ncclient/html/_static/minus.png -rw-r--r-- root/root 199 2011-10-09 14:28 ./usr/share/doc/python-ncclient/html/_static/plus.png -rw-r--r-- root/root 673 2011-10-09 14:28 ./usr/share/doc/python-ncclient/html/_static/ajax-loader.gif -rw-r--r-- root/root 3932 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/_static/pygments.css -rw-r--r-- root/root 363 2011-10-09 14:28 ./usr/share/doc/python-ncclient/html/_static/up.png -rw-r--r-- root/root 5182 2014-02-22 14:36 ./usr/share/doc/python-ncclient/html/_static/logo.png -rw-r--r-- root/root 8463 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/_static/basic.css -rw-r--r-- root/root 3578 2011-10-09 14:28 ./usr/share/doc/python-ncclient/html/_static/comment-close.png -rw-r--r-- root/root 4040 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/_static/default.css -rw-r--r-- root/root 368 2011-10-09 14:28 ./usr/share/doc/python-ncclient/html/_static/down-pressed.png -rw-r--r-- root/root 363 2011-10-09 14:28 ./usr/share/doc/python-ncclient/html/_static/down.png -rw-r--r-- root/root 392 2011-10-09 14:28 ./usr/share/doc/python-ncclient/html/_static/file.png -rw-r--r-- root/root 3445 2011-10-09 14:28 ./usr/share/doc/python-ncclient/html/_static/comment.png -rw-r--r-- root/root 372 2011-10-09 14:28 ./usr/share/doc/python-ncclient/html/_static/up-pressed.png -rw-r--r-- root/root 5302 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/py-modindex.html -rw-r--r-- root/root 57554 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/operations.html -rw-r--r-- root/root 3563 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/extending.html -rw-r--r-- root/root 12020 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/searchindex.js -rw-r--r-- root/root 12090 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/xml_.html -rw-r--r-- root/root 3535 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/search.html -rw-r--r-- root/root 1453 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/objects.inv -rw-r--r-- root/root 25625 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/genindex.html -rw-r--r-- root/root 12949 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/index.html -rw-r--r-- root/root 18884 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/transport.html -rw-r--r-- root/root 6875 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/capabilities.html drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/_sources/ -rw-r--r-- root/root 1120 2014-02-22 14:36 ./usr/share/doc/python-ncclient/html/_sources/transport.txt -rw-r--r-- root/root 1940 2014-02-22 14:36 ./usr/share/doc/python-ncclient/html/_sources/index.txt -rw-r--r-- root/root 603 2014-02-22 14:36 ./usr/share/doc/python-ncclient/html/_sources/xml_.txt -rw-r--r-- root/root 1975 2014-02-22 14:36 ./usr/share/doc/python-ncclient/html/_sources/operations.txt -rw-r--r-- root/root 128 2014-02-22 14:36 ./usr/share/doc/python-ncclient/html/_sources/api.txt -rw-r--r-- root/root 4208 2014-02-22 14:36 ./usr/share/doc/python-ncclient/html/_sources/manager.txt -rw-r--r-- root/root 720 2014-02-22 14:36 ./usr/share/doc/python-ncclient/html/_sources/capabilities.txt -rw-r--r-- root/root 131 2014-02-22 14:36 ./usr/share/doc/python-ncclient/html/_sources/extending.txt -rw-r--r-- root/root 6753 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/api.html -rw-r--r-- root/root 33375 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/manager.html -rw-r--r-- root/root 2845 2014-02-22 14:36 ./usr/share/doc/python-ncclient/README.md -rw-r--r-- root/root 1069 2014-04-29 09:51 ./usr/share/doc/python-ncclient/copyright -rw-r--r-- root/root 216 2014-05-02 07:25 ./usr/share/doc/python-ncclient/changelog.Debian.gz drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/share/doc/python-ncclient/examples/ -rwxr-xr-x root/root 506 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/compare-config-jnpr.py -rwxr-xr-x root/root 437 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/pubkey-auth.py -rw-r--r-- root/root 980 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/nc07.py -rw-r--r-- root/root 699 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/nc01.py -rwxr-xr-x root/root 1128 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/edit-config-jnpr-text.py -rw-r--r-- root/root 857 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/nc06.py -rwxr-xr-x root/root 875 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/delete-config-jnpr.py -rw-r--r-- root/root 916 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/nc05.py -rwxr-xr-x root/root 999 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/edit-config-jnpr-set.py -rwxr-xr-x root/root 756 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/command-jnpr.py -rwxr-xr-x root/root 566 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/execute-rpc.py -rw-r--r-- root/root 766 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/nc03.py -rwxr-xr-x root/root 1033 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/get-session-params.py -rwxr-xr-x root/root 545 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/get-inventory.py -rwxr-xr-x root/root 982 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/edit-config-std.py -rw-r--r-- root/root 1044 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/nc04.py -rwxr-xr-x root/root 1260 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/edit-config-jnpr.py -rwxr-xr-x root/root 1382 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/get-configuration-matching.py -rwxr-xr-x root/root 569 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/unknown-rpc.py -rwxr-xr-x root/root 623 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/execute-rpc-string.py -rwxr-xr-x root/root 759 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/edit-config-text-std.py -rwxr-xr-x root/root 1865 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/get-config-jnpr.py -rwxr-xr-x root/root 704 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/request-reboot.py -rwxr-xr-x root/root 661 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/get-xnm-information.py -rw-r--r-- root/root 597 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/nc02.py -rwxr-xr-x root/root 1752 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/edit-config-bgp-peer.py -rw-r--r-- root/root 1143 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/nxosapi.py.gz -rwxr-xr-x root/root 1263 2014-02-22 14:36 ./usr/share/doc/python-ncclient/examples/get-configuration-jnpr.py drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/share/pyshared/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/share/pyshared/ncclient/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/share/pyshared/ncclient/operations/ -rw-r--r-- root/root 1213 2014-02-22 14:36 ./usr/share/pyshared/ncclient/operations/flowmon.py -rw-r--r-- root/root 3746 2014-02-22 14:36 ./usr/share/pyshared/ncclient/operations/retrieve.py -rw-r--r-- root/root 716 2014-02-22 14:36 ./usr/share/pyshared/ncclient/operations/subscribe.py -rw-r--r-- root/root 14451 2014-02-22 14:36 ./usr/share/pyshared/ncclient/operations/rpc.py -rw-r--r-- root/root 6262 2014-02-22 14:36 ./usr/share/pyshared/ncclient/operations/edit.py -rw-r--r-- root/root 2454 2014-02-22 14:36 ./usr/share/pyshared/ncclient/operations/util.py -rw-r--r-- root/root 1414 2014-02-22 14:36 ./usr/share/pyshared/ncclient/operations/session.py -rw-r--r-- root/root 768 2014-02-22 14:36 ./usr/share/pyshared/ncclient/operations/errors.py -rw-r--r-- root/root 2108 2014-02-22 14:36 ./usr/share/pyshared/ncclient/operations/lock.py drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/share/pyshared/ncclient/operations/third_party/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/share/pyshared/ncclient/operations/third_party/juniper/ -rw-r--r-- root/root 2002 2014-02-22 14:36 ./usr/share/pyshared/ncclient/operations/third_party/juniper/rpc.py -rw-r--r-- root/root 0 2014-02-22 14:36 ./usr/share/pyshared/ncclient/operations/third_party/juniper/__init__.py -rw-r--r-- root/root 0 2014-02-22 14:36 ./usr/share/pyshared/ncclient/operations/third_party/__init__.py -rw-r--r-- root/root 1333 2014-02-22 14:36 ./usr/share/pyshared/ncclient/operations/__init__.py -rw-r--r-- root/root 2360 2014-02-22 14:36 ./usr/share/pyshared/ncclient/capabilities.py -rw-r--r-- root/root 5662 2014-02-22 14:36 ./usr/share/pyshared/ncclient/xml_.py -rw-r--r-- root/root 895 2014-02-22 14:36 ./usr/share/pyshared/ncclient/debug.py drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/share/pyshared/ncclient/devices/ -rw-r--r-- root/root 1072 2014-02-22 14:36 ./usr/share/pyshared/ncclient/devices/csr.py -rw-r--r-- root/root 2707 2014-02-22 14:36 ./usr/share/pyshared/ncclient/devices/nexus.py -rw-r--r-- root/root 2543 2014-02-22 14:36 ./usr/share/pyshared/ncclient/devices/junos.py -rw-r--r-- root/root 7125 2014-02-22 14:36 ./usr/share/pyshared/ncclient/devices/default.py -rw-r--r-- root/root 0 2014-02-22 14:36 ./usr/share/pyshared/ncclient/devices/__init__.py drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/share/pyshared/ncclient/transport/ -rw-r--r-- root/root 8496 2014-02-22 14:36 ./usr/share/pyshared/ncclient/transport/session.py -rw-r--r-- root/root 1293 2014-02-22 14:36 ./usr/share/pyshared/ncclient/transport/errors.py -rw-r--r-- root/root 13766 2014-02-22 14:36 ./usr/share/pyshared/ncclient/transport/ssh.py -rw-r--r-- root/root 879 2014-02-22 14:36 ./usr/share/pyshared/ncclient/transport/__init__.py -rw-r--r-- root/root 9353 2014-02-22 14:36 ./usr/share/pyshared/ncclient/manager.py -rw-r--r-- root/root 790 2014-02-22 14:36 ./usr/share/pyshared/ncclient/__init__.py drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/share/pyshared/ncclient-0.4.1.egg-info/ -rw-r--r-- root/root 1 2014-05-02 07:42 ./usr/share/pyshared/ncclient-0.4.1.egg-info/dependency_links.txt -rw-r--r-- root/root 9 2014-05-02 07:42 ./usr/share/pyshared/ncclient-0.4.1.egg-info/top_level.txt -rw-r--r-- root/root 682 2014-05-02 07:42 ./usr/share/pyshared/ncclient-0.4.1.egg-info/PKG-INFO -rw-r--r-- root/root 967 2014-05-02 07:42 ./usr/share/pyshared/ncclient-0.4.1.egg-info/SOURCES.txt -rw-r--r-- root/root 27 2014-05-02 07:42 ./usr/share/pyshared/ncclient-0.4.1.egg-info/requires.txt drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/lib/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/operations/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/operations/third_party/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/operations/third_party/juniper/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/devices/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/transport/ drwxr-xr-x root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient-0.4.1.egg-info/ lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/_static/jquery.js -> ../../../../javascript/sphinxdoc/1.0/jquery.js lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/_static/doctools.js -> ../../../../javascript/sphinxdoc/1.0/doctools.js lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/_static/underscore.js -> ../../../../javascript/sphinxdoc/1.0/underscore.js lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/_static/sidebar.js -> ../../../../javascript/sphinxdoc/1.0/sidebar.js lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/share/doc/python-ncclient/html/_static/searchtools.js -> ../../../../javascript/sphinxdoc/1.0/searchtools.js lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/operations/flowmon.py -> ../../../../../share/pyshared/ncclient/operations/flowmon.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/operations/retrieve.py -> ../../../../../share/pyshared/ncclient/operations/retrieve.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/operations/subscribe.py -> ../../../../../share/pyshared/ncclient/operations/subscribe.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/operations/rpc.py -> ../../../../../share/pyshared/ncclient/operations/rpc.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/operations/edit.py -> ../../../../../share/pyshared/ncclient/operations/edit.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/operations/util.py -> ../../../../../share/pyshared/ncclient/operations/util.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/operations/session.py -> ../../../../../share/pyshared/ncclient/operations/session.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/operations/errors.py -> ../../../../../share/pyshared/ncclient/operations/errors.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/operations/lock.py -> ../../../../../share/pyshared/ncclient/operations/lock.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/operations/third_party/juniper/rpc.py -> ../../../../../../../share/pyshared/ncclient/operations/third_party/juniper/rpc.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/operations/third_party/juniper/__init__.py -> ../../../../../../../share/pyshared/ncclient/operations/third_party/juniper/__init__.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/operations/third_party/__init__.py -> ../../../../../../share/pyshared/ncclient/operations/third_party/__init__.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/operations/__init__.py -> ../../../../../share/pyshared/ncclient/operations/__init__.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/capabilities.py -> ../../../../share/pyshared/ncclient/capabilities.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/xml_.py -> ../../../../share/pyshared/ncclient/xml_.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/debug.py -> ../../../../share/pyshared/ncclient/debug.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/devices/csr.py -> ../../../../../share/pyshared/ncclient/devices/csr.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/devices/nexus.py -> ../../../../../share/pyshared/ncclient/devices/nexus.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/devices/junos.py -> ../../../../../share/pyshared/ncclient/devices/junos.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/devices/default.py -> ../../../../../share/pyshared/ncclient/devices/default.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/devices/__init__.py -> ../../../../../share/pyshared/ncclient/devices/__init__.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/transport/session.py -> ../../../../../share/pyshared/ncclient/transport/session.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/transport/errors.py -> ../../../../../share/pyshared/ncclient/transport/errors.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/transport/ssh.py -> ../../../../../share/pyshared/ncclient/transport/ssh.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/transport/__init__.py -> ../../../../../share/pyshared/ncclient/transport/__init__.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/manager.py -> ../../../../share/pyshared/ncclient/manager.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient/__init__.py -> ../../../../share/pyshared/ncclient/__init__.py lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient-0.4.1.egg-info/dependency_links.txt -> ../../../../share/pyshared/ncclient-0.4.1.egg-info/dependency_links.txt lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient-0.4.1.egg-info/top_level.txt -> ../../../../share/pyshared/ncclient-0.4.1.egg-info/top_level.txt lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient-0.4.1.egg-info/PKG-INFO -> ../../../../share/pyshared/ncclient-0.4.1.egg-info/PKG-INFO lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient-0.4.1.egg-info/SOURCES.txt -> ../../../../share/pyshared/ncclient-0.4.1.egg-info/SOURCES.txt lrwxrwxrwx root/root 0 2014-05-02 07:42 ./usr/lib/python2.7/dist-packages/ncclient-0.4.1.egg-info/requires.txt -> ../../../../share/pyshared/ncclient-0.4.1.egg-info/requires.txt But, the files are missing in /usr/lib/python2.7/dist-packages: root@nodec22:/usr/lib/python2.7/dist-packages# ls | grep ncclient root@nodec22:/usr/lib/python2.7/dist-packages# They are instead present in /usr/local/lib/python2.7/dist-packages/ root@nodec22:/usr/local/lib/python2.7/dist-packages/ncclient# ls capabilities.py debug.py devices __init__.pyc manager.pyc transport xml_.pyc capabilities.pyc debug.pyc __init__.py manager.py operations xml_.py