@ -30,7 +30,7 @@ class GoodModulesTest(testlib.RouterMixin, unittest2.TestCase):
# Ensure a program composed of a single script can be imported
# successfully.
args = [sys.executable, testlib.data_path('self_contained_program.py')]
output = subprocess.check_output(args)
output = testlib.subprocess__check_output(args)
self.assertEquals(output, "['__main__', 50]\n")