def tearDown(self):
     """
     Clean up host containers after every test.
     """
     if do_teardown():
         containers = docker.ps("-qa").split()
         for container in containers:
             delete_container(container)
    def setUp(self):
        """
        Clean up host containers before every test.
        """
        containers = docker.ps("-qa").split()
        for container in containers:
            delete_container(container)

        self.ip = get_ip()
        self.start_etcd()
 def delete(self):
     """
     Have a container delete itself.
     """
     delete_container(self.name)