def assertNoOutput(self, stream):
        self.assertEquals(len(stream), 0, "Stream should be empty: actually contains '%s'" % stream)
Rename a list of block devices.
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.2/tests/regressiontests/admin_scripts/tests.py/AdminScriptTestCase.assertNoOutput--crossover with--dataset/ETHPy150Open ganeti/ganeti/lib/backend.py/BlockdevRename