python setup.py install

xxxxx@E7440 ~ $ virt-manager
Traceback (most recent call last):
  File "/usr/share/virt-manager/virt-manager", line 34, in <module>
    from virtinst import util as util
  File "/usr/share/virt-manager/virtinst/__init__.py", line 37, in <module>
    from . import util
  File "/usr/share/virt-manager/virtinst/util.py", line 28, in <module>
    import libvirt
ImportError: No module named libvirt

ii  gir1.2-libvirt-glib-1.0                               0.1.6-1ubuntu2                                      amd64        libvirt glib mainloop integration
ii  libvirt-bin                                           1.2.2-0ubuntu13.1.16                                amd64        programs for the libvirt library
ii  libvirt-dev                                           1.2.2-0ubuntu13.1.16                                amd64        development files for the libvirt library
ii  libvirt-glib-1.0-0                                    0.1.6-1ubuntu2                                      amd64        libvirt glib mainloop integration
ii  libvirt-glib-1.0-dev                                  0.1.6-1ubuntu2                                      amd64        libvirt glib mainloop integration
ii  libvirt0                                              1.2.2-0ubuntu13.1.16                                amd64        library for interfacing with different virtualization systems