@classmethod
    def tearDownClass(cls):
        QtGui.QApplication.quit()
L{ClientCreator.connectTCP} calls C{reactor.connectTCP} with the host
dataset/ETHPy150Open ipython/ipython-py3k/IPython/frontend/qt/console/tests/test_kill_ring.py/TestKillRing.tearDownClass--crossover with--dataset/ETHPy150Open twisted/twisted/twisted/internet/test/test_protocol.py/ClientCreatorTests.test_connectTCP