Description of problem:
up2date hangs when started from a non-privileged user

Version-Release number of selected component (if applicable):
Fedore Core 2 Test 1

How reproducible:
Always

Steps to Reproduce:
1. Login as a non-root user
2. up2date-nox -l
3.
  
Actual results:
You are attempting to run "up2date-nox" which requires administrative
privileges, but more information is needed in order to do so.
Password for root:
http://fedora.redhat.com/download/up2date-mirrors/fedora-core-rawhide
using mirror: http://mirrors.kernel.org/fedora/core/development/i386/
 
Fetching Obsoletes list for channel: fedora-core-rawhide...
Traceback (most recent call last):
  File "/usr/sbin/up2date-nox", line 1267, in ?
    sys.exit(main() or 0)
  File "/usr/sbin/up2date-nox", line 797, in main
    fullUpdate, dryRun=options.dry_run))
  File "/usr/sbin/up2date-nox", line 1141, in batchRun
    batch.run()
  File "/usr/share/rhn/up2date_client/up2dateBatch.py", line 62, in run
    self.__findPackagesToUpdate()
  File "/usr/share/rhn/up2date_client/up2dateBatch.py", line 108, in
__findPackagesToUpdate
    self.availableUpdates = plist.getPackagesToInstall()
  File "/usr/share/rhn/up2date_client/packageList.py", line 574, in
getPackagesToInstall
    self.__findObsoletingPackages()
  File "/usr/share/rhn/up2date_client/packageList.py", line 454, in
__findObsoletingPackages
    if op & int(obsSense):
TypeError: int() argument must be a string or a number


Expected results:


Additional info:
When running this from a root-terminal, there are no problems.