[root@spock root]# rpm -i 
/mnt/redhat/latest-7.2/i386/hwbrowser-0.3.5-2.noarch.rpm
[root@spock root]# hwbrowser
Traceback (most recent call last):
  File "/usr/share/hwbrowser/DeviceList.py", line 32, in ?
    import gtk
ImportError: No module named gtk
Traceback (most recent call last):
  File "/usr/share/hwbrowser/DeviceList.py", line 42, in ?
    import gnome.ui
ImportError: No module named gnome.ui

The hwbrowser spec file should know about these dependencies - the 
average user will not know how to resolve this traceback.