Description of problem:

yum update xyzzy
Loaded plugins: langpacks, presto, refresh-packagekit
Setting up Update Process
No Match for argument: xyzzy
Traceback (most recent call last):
  File "/usr/bin/yum", line 29, in <module>
    yummain.user_main(sys.argv[1:], exit_code=True)
  File "/usr/share/yum-cli/yummain.py", line 315, in user_main
    errcode = main(args)
  File "/usr/share/yum-cli/yummain.py", line 140, in main
    result, resultmsgs = base.doCommands()
  File "/usr/share/yum-cli/cli.py", line 479, in doCommands
    return self.yum_cli_commands[self.basecmd].doCommand(self, self.basecmd, self.extcmds)
  File "/usr/share/yum-cli/yumcommands.py", line 401, in doCommand
    return base.updatePkgs(extcmds, update_to=(basecmd == 'update-to'))
  File "/usr/share/yum-cli/cli.py", line 873, in updatePkgs
    self._checkMaybeYouMeant(arg)
NameError: global name 'arg' is not defined


Version-Release number of selected component (if applicable):

3.4.3-7.fc17