output

sudo apt-get install software-center
    Reading package lists... Done
    Building dependency tree
    Reading state information... Done
    The following extra packages will be installed:
      gir1.2-gmenu-3.0 gir1.2-gudev-1.0 oneconf oneconf-common python-debtagshw
      python-dirspec python-oauthlib python-oneconf python-openssl python-pam
      python-piston-mini-client python-serial python-twisted-bin
      python-twisted-core python-twisted-web python-ubuntu-sso-client
      python3-crypto python3-httplib2 python3-oauthlib python3-oneconf
      python3-piston-mini-client software-center-aptdaemon-plugins
      ubuntu-sso-client
    Suggested packages:
      python-openssl-doc python-openssl-dbg python-pam-dbg python-twisted-bin-dbg
      python-qt3 python3-crypto-dbg python-crypto-doc ubuntu-sso-client-gui
    The following NEW packages will be installed:
      gir1.2-gmenu-3.0 gir1.2-gudev-1.0 oneconf oneconf-common python-debtagshw
      python-dirspec python-oauthlib python-oneconf python-openssl python-pam
      python-piston-mini-client python-serial python-twisted-bin
      python-twisted-core python-twisted-web python-ubuntu-sso-client
      python3-crypto python3-httplib2 python3-oauthlib python3-oneconf
      python3-piston-mini-client software-center software-center-aptdaemon-plugins
      ubuntu-sso-client
    0 to upgrade, 24 to newly install, 0 to remove and 1 not to upgrade.
    Need to get 2,440 kB/2,446 kB of archives.
    After this operation, 15.6 MB of additional disk space will be used.
    Do you want to continue? [Y/n] Y
    Get:1 http://au.archive.ubuntu.com/ubuntu/ trusty/main python-dirspec all 13.10-0ubuntu2 [6,300 B]
    Get:2 http://au.archive.ubuntu.com/ubuntu/ trusty/main python-oauthlib all 0.6.1-1 [59.4 kB]
    Get:3 http://au.archive.ubuntu.com/ubuntu/ trusty/main python-openssl amd64 0.13-2ubuntu6 [81.5 kB]
    Get:4 http://au.archive.ubuntu.com/ubuntu/ trusty/main python-twisted-bin amd64 13.2.0-1ubuntu1 [11.8 kB]
    Get:5 http://ppa.launchpad.net/elementary-os/os-patches/ubuntu/ trusty/main software-center all 13.10-0ubuntu4.1+elementary2~ubuntu0.3.1 [454 kB]
    Get:6 http://au.archive.ubuntu.com/ubuntu/ trusty/main python-twisted-core all 13.2.0-1ubuntu1 [984 kB]
    Get:7 http://au.archive.ubuntu.com/ubuntu/ trusty/main python-twisted-web all 13.2.0-1ubuntu1 [292 kB]
    Get:8 http://au.archive.ubuntu.com/ubuntu/ trusty/main python-ubuntu-sso-client all 13.10-0ubuntu6 [49.9 kB]
    Get:9 http://au.archive.ubuntu.com/ubuntu/ trusty/main ubuntu-sso-client all 13.10-0ubuntu6 [2,768 B]
    Get:10 http://au.archive.ubuntu.com/ubuntu/ trusty/main gir1.2-gmenu-3.0 amd64 3.10.1-0ubuntu2 [3,662 B]
    Get:11 http://au.archive.ubuntu.com/ubuntu/ trusty/main python-debtagshw all 1.12ubuntu2 [9,142 B]
    Get:12 http://au.archive.ubuntu.com/ubuntu/ trusty/main python-pam amd64 0.4.2-13.1ubuntu3 [9,990 B]
    Get:13 http://au.archive.ubuntu.com/ubuntu/ trusty/main python-serial all 2.6-1build1 [60.1 kB]
    Get:14 http://au.archive.ubuntu.com/ubuntu/ trusty/main python3-crypto amd64 2.6.1-4build1 [239 kB]
    Get:15 http://au.archive.ubuntu.com/ubuntu/ trusty/main python3-httplib2 all 0.8-2build1 [27.2 kB]
    Get:16 http://au.archive.ubuntu.com/ubuntu/ trusty/main python3-oauthlib all 0.6.1-1 [56.7 kB]
    Get:17 http://au.archive.ubuntu.com/ubuntu/ trusty/main python-piston-mini-client all 0.7.5-0ubuntu2 [18.6 kB]
    Get:18 http://au.archive.ubuntu.com/ubuntu/ trusty/main software-center-aptdaemon-plugins all 0.1.6build1 [5,750 B]
    Get:19 http://au.archive.ubuntu.com/ubuntu/ trusty-updates/main oneconf-common all 0.3.7.14.04.1 [6,042 B]
    Get:20 http://au.archive.ubuntu.com/ubuntu/ trusty/main python3-piston-mini-client all 0.7.5-0ubuntu2 [18.4 kB]
    Get:21 http://au.archive.ubuntu.com/ubuntu/ trusty-updates/main python3-oneconf all 0.3.7.14.04.1 [19.5 kB]
    Get:22 http://au.archive.ubuntu.com/ubuntu/ trusty-updates/main oneconf all 0.3.7.14.04.1 [5,458 B]
    Get:23 http://au.archive.ubuntu.com/ubuntu/ trusty-updates/main python-oneconf all 0.3.7.14.04.1 [19.7 kB]
    Fetched 2,440 kB in 6s (361 kB/s)
    Selecting previously unselected package python-dirspec.
    (Reading database ... 844875 files and directories currently installed.)
    Preparing to unpack .../python-dirspec_13.10-0ubuntu2_all.deb ...
    Unpacking python-dirspec (13.10-0ubuntu2) ...
    Selecting previously unselected package python-oauthlib.
    Preparing to unpack .../python-oauthlib_0.6.1-1_all.deb ...
    Unpacking python-oauthlib (0.6.1-1) ...
    Selecting previously unselected package python-openssl.
    Preparing to unpack .../python-openssl_0.13-2ubuntu6_amd64.deb ...
    Unpacking python-openssl (0.13-2ubuntu6) ...
    Selecting previously unselected package python-twisted-bin.
    Preparing to unpack .../python-twisted-bin_13.2.0-1ubuntu1_amd64.deb ...
    Unpacking python-twisted-bin (13.2.0-1ubuntu1) ...
    Selecting previously unselected package python-twisted-core.
    Preparing to unpack .../python-twisted-core_13.2.0-1ubuntu1_all.deb ...
    Unpacking python-twisted-core (13.2.0-1ubuntu1) ...
    Selecting previously unselected package python-twisted-web.
    Preparing to unpack .../python-twisted-web_13.2.0-1ubuntu1_all.deb ...
    Unpacking python-twisted-web (13.2.0-1ubuntu1) ...
    Selecting previously unselected package python-ubuntu-sso-client.
    Preparing to unpack .../python-ubuntu-sso-client_13.10-0ubuntu6_all.deb ...
    Unpacking python-ubuntu-sso-client (13.10-0ubuntu6) ...
    Selecting previously unselected package ubuntu-sso-client.
    Preparing to unpack .../ubuntu-sso-client_13.10-0ubuntu6_all.deb ...
    Unpacking ubuntu-sso-client (13.10-0ubuntu6) ...
    Selecting previously unselected package gir1.2-gmenu-3.0.
    Preparing to unpack .../gir1.2-gmenu-3.0_3.10.1-0ubuntu2_amd64.deb ...
    Unpacking gir1.2-gmenu-3.0 (3.10.1-0ubuntu2) ...
    Selecting previously unselected package gir1.2-gudev-1.0.
    Preparing to unpack .../gir1.2-gudev-1.0_1%3a204-5ubuntu20.18_amd64.deb ...
    Unpacking gir1.2-gudev-1.0 (1:204-5ubuntu20.18) ...
    Selecting previously unselected package python-debtagshw.
    Preparing to unpack .../python-debtagshw_1.12ubuntu2_all.deb ...
    Unpacking python-debtagshw (1.12ubuntu2) ...
    Selecting previously unselected package python-pam.
    Preparing to unpack .../python-pam_0.4.2-13.1ubuntu3_amd64.deb ...
    Unpacking python-pam (0.4.2-13.1ubuntu3) ...
    Selecting previously unselected package python-serial.
    Preparing to unpack .../python-serial_2.6-1build1_all.deb ...
    Unpacking python-serial (2.6-1build1) ...
    Selecting previously unselected package python3-crypto.
    Preparing to unpack .../python3-crypto_2.6.1-4build1_amd64.deb ...
    Unpacking python3-crypto (2.6.1-4build1) ...
    Selecting previously unselected package python3-httplib2.
    Preparing to unpack .../python3-httplib2_0.8-2build1_all.deb ...
    Unpacking python3-httplib2 (0.8-2build1) ...
    Selecting previously unselected package python3-oauthlib.
    Preparing to unpack .../python3-oauthlib_0.6.1-1_all.deb ...
    Unpacking python3-oauthlib (0.6.1-1) ...
    Selecting previously unselected package python-piston-mini-client.
    Preparing to unpack .../python-piston-mini-client_0.7.5-0ubuntu2_all.deb ...
    Unpacking python-piston-mini-client (0.7.5-0ubuntu2) ...
    Selecting previously unselected package software-center-aptdaemon-plugins.
    Preparing to unpack .../software-center-aptdaemon-plugins_0.1.6build1_all.deb ...
    Unpacking software-center-aptdaemon-plugins (0.1.6build1) ...
    Selecting previously unselected package oneconf-common.
    Preparing to unpack .../oneconf-common_0.3.7.14.04.1_all.deb ...
    Unpacking oneconf-common (0.3.7.14.04.1) ...
    Selecting previously unselected package python3-piston-mini-client.
    Preparing to unpack .../python3-piston-mini-client_0.7.5-0ubuntu2_all.deb ...
    Unpacking python3-piston-mini-client (0.7.5-0ubuntu2) ...
    Selecting previously unselected package python3-oneconf.
    Preparing to unpack .../python3-oneconf_0.3.7.14.04.1_all.deb ...
    Unpacking python3-oneconf (0.3.7.14.04.1) ...
    Selecting previously unselected package oneconf.
    Preparing to unpack .../oneconf_0.3.7.14.04.1_all.deb ...
    Unpacking oneconf (0.3.7.14.04.1) ...
    Selecting previously unselected package python-oneconf.
    Preparing to unpack .../python-oneconf_0.3.7.14.04.1_all.deb ...
    Unpacking python-oneconf (0.3.7.14.04.1) ...
    Selecting previously unselected package software-center.
    Preparing to unpack .../software-center_13.10-0ubuntu4.1+elementary2~ubuntu0.3.1_all.deb ...
    Unpacking software-center (13.10-0ubuntu4.1+elementary2~ubuntu0.3.1) ...
    Processing triggers for man-db (2.6.7.1-1ubuntu1) ...
    Processing triggers for hicolor-icon-theme (0.13-1) ...
    Processing triggers for gnome-menus (3.10.1-0ubuntu2) ...
    Processing triggers for desktop-file-utils (0.22-1ubuntu1) ...
    Processing triggers for bamfdaemon (0.5.1+14.04.20140409-0ubuntu1+elementary2~ubuntu14.04.1) ...
    Rebuilding /usr/share/applications/bamf-2.index...
    Processing triggers for mime-support (3.54ubuntu1.1) ...
    Setting up python-dirspec (13.10-0ubuntu2) ...
    Setting up python-oauthlib (0.6.1-1) ...
    Setting up python-openssl (0.13-2ubuntu6) ...
    Setting up python-twisted-bin (13.2.0-1ubuntu1) ...
    Setting up python-twisted-core (13.2.0-1ubuntu1) ...
    Setting up python-twisted-web (13.2.0-1ubuntu1) ...
    Setting up python-ubuntu-sso-client (13.10-0ubuntu6) ...
    Setting up ubuntu-sso-client (13.10-0ubuntu6) ...
    Setting up gir1.2-gmenu-3.0 (3.10.1-0ubuntu2) ...
    Setting up gir1.2-gudev-1.0 (1:204-5ubuntu20.18) ...
    Setting up python-debtagshw (1.12ubuntu2) ...
    Setting up python-pam (0.4.2-13.1ubuntu3) ...
    Setting up python-serial (2.6-1build1) ...
    Setting up python3-crypto (2.6.1-4build1) ...
    Setting up python3-httplib2 (0.8-2build1) ...
    Setting up python3-oauthlib (0.6.1-1) ...
    Setting up python-piston-mini-client (0.7.5-0ubuntu2) ...
    Setting up software-center-aptdaemon-plugins (0.1.6build1) ...
    Setting up oneconf-common (0.3.7.14.04.1) ...
    Setting up python3-piston-mini-client (0.7.5-0ubuntu2) ...
    Setting up python3-oneconf (0.3.7.14.04.1) ...
    Setting up oneconf (0.3.7.14.04.1) ...
    Setting up python-oneconf (0.3.7.14.04.1) ...
    Setting up software-center (13.10-0ubuntu4.1+elementary2~ubuntu0.3.1) ...
    ERROR:root:DebFileApplication import
    Traceback (most recent call last):
      File "/usr/share/software-center/softwarecenter/db/__init__.py", line 4, in <module>
        from debfile import DebFileApplication, DebFileOpenError
      File "/usr/share/software-center/softwarecenter/db/debfile.py", line 25, in <module>
        from softwarecenter.db.application import Application, AppDetails
      File "/usr/share/software-center/softwarecenter/db/application.py", line 28, in <module>
        import softwarecenter.distro
      File "/usr/share/software-center/softwarecenter/distro/__init__.py", line 208, in <module>
        distro_instance = _get_distro()
      File "/usr/share/software-center/softwarecenter/distro/__init__.py", line 183, in _get_distro
        module = __import__(distro_module_name, globals(), locals(), [], -1)
    ImportError: No module named elementary os
    Traceback (most recent call last):
      File "/usr/sbin/update-software-center", line 38, in <module>
        from softwarecenter.db.update import rebuild_database
      File "/usr/share/software-center/softwarecenter/db/update.py", line 33, in <module>
        from softwarecenter.backend.scagent import SoftwareCenterAgent
      File "/usr/share/software-center/softwarecenter/backend/scagent.py", line 28, in <module>
        from softwarecenter.distro import get_distro, get_current_arch
      File "/usr/share/software-center/softwarecenter/distro/__init__.py", line 208, in <module>
        distro_instance = _get_distro()
      File "/usr/share/software-center/softwarecenter/distro/__init__.py", line 183, in _get_distro
        module = __import__(distro_module_name, globals(), locals(), [], -1)
    ImportError: No module named elementary os