NameError: global name 'test_name' is not defined

This seems to have come up with a recent change:

192.168.1.10 48394Traceback (most recent call last):
  File "/usr/local/bin/lava-dispatch", line 5, in <module>
    pkg_resources.run_script('lava-dispatcher==0.1.0', 'lava-dispatch')
  File "/usr/lib/python2.6/dist-packages/pkg_resources.py", line 467, in run_script
    self.require(requires)[0].run_script(script_name, ns)
  File "/usr/lib/python2.6/dist-packages/pkg_resources.py", line 1200, in run_script
    execfile(script_filename, namespace, namespace)
  File "/usr/local/lib/python2.6/dist-packages/lava_dispatcher-0.1.0-py2.6.egg/EGG-INFO/scripts/lava-dispatch", line 42, in <module>
    job.run()
  File "/usr/local/lib/python2.6/dist-packages/lava_dispatcher-0.1.0-py2.6.egg/lava_dispatcher/__init__.py", line 85, in run
    + test_name
NameError: global name 'test_name' is not defined
Build step 'Execute shell' marked build as failure
Finished: FAILURE