def run(self, result):
        self.setUp()
        if hasattr(self, 'fixture'):
            for test in self._tests:
                if hasattr(test, 'setFixture'):
                    test.setFixture(self.fixture)
        unittest.TestSuite.run(self, result)
        self.tearDown()
        return result
Test if the address is a loopback address.
dataset/ETHPy150Open edgewall/trac/trac/test.py/TestSetup.run--crossover with--dataset/ETHPy150Open Exa-Networks/exabgp/lib/exabgp/dep/ipaddress.py/_BaseNetwork.is_loopback