Can't start jockey-kde or printer-applet on Kubuntu 10.04

[Zane]

Binary package hint: python-qt4

Can't start jockey-kde (Hardware Drivers) or printer-applet (Printer Configuration) on Kubuntu 10.04

64-bit kubuntu 10.04
kde 4.4.2
python-qt4 4.7.2

zanetu@zanetu-laptop:~$ jockey-kde
Traceback (most recent call last):
  File "/usr/bin/jockey-kde", line 26, in <module>
    from PyQt4.QtCore import QTimer, QSize, QStringList, SIGNAL
ImportError: No module named QtCore

zanetu@zanetu-laptop:~$ printer-applet
Traceback (most recent call last):
  File "/usr/bin/printer-applet", line 42, in <module>
    from PyQt4.QtCore import *
ImportError: No module named QtCore

zanetu@zanetu-laptop:~$ sudo apt-get dist-upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.

zanetu@zanetu-laptop:~$ aptitude search python-qt4
i A python-qt4 - Python bindings for Qt4
i python-qt4-dbg - Python bindings for Qt4 (debug extensions)
i python-qt4-dbus - DBus Support for PyQt4
p python-qt4-dbus-dbg - DBus Support for PyQt4 (debug extensions)
pi python-qt4-dev - Development files for PyQt4
p python-qt4-doc - Documentation and examples for PyQt4
i python-qt4-gl - Python bindings for Qt4's OpenGL module
p python-qt4-gl-dbg - Python bindings for Qt4's OpenGL module (debug extension)
p python-qt4-phonon - Python bindings for Phonon
p python-qt4-phonon-dbg - Python bindings for Phonon (debug extensions)
p python-qt4-sql - Python bindings for PyQt4's SQL module
p python-qt4-sql-dbg - Python bindings for PyQt4's SQL module (debug extension)

If you need further info, feel free to let me know.