How to use the pyeapi.client.connect_to function in pyeapi

def setUp(self):
        pyeapi.client.load_config(filename=get_fixture('dut.conf'))
        config = pyeapi.client.config

        self.duts = list()
        for name in config.sections():
            if name.startswith('connection:') and 'localhost' not in name:
                name = name.split(':')[1]
                self.duts.append(pyeapi.client.connect_to(name))

def setUp(self):
        pyeapi.client.load_config(filename=get_fixture('dut.conf'))
        config = pyeapi.client.config

        self.duts = list()
        for name in config.sections():
            if name.startswith('connection:') and 'localhost' not in name:
                name = name.split(':')[1]
                self.duts.append(pyeapi.client.connect_to(name))

def setUp(self):
        pyeapi.client.load_config(filename=get_fixture('dut.conf'))
        config = pyeapi.client.config

        self.duts = list()
        for name in config.sections():
            if name.startswith('connection:') and 'localhost' not in name:
                name = name.split(':')[1]
                dut = pyeapi.client.connect_to(name)
                self.duts.append(dut)
                if dut._enablepwd is not None:
                    # If enable password defined for dut, set the
                    # enable password on the dut and clear it on tearDown
                    dut.config("enable secret %s" % dut._enablepwd)

def test_connect_to_with_config(self):
        transport = Mock()
        with patch.dict(pyeapi.client.TRANSPORTS, {'https': transport}):
            conf = get_fixture('eapi.conf')
            pyeapi.client.load_config(filename=conf)
            node = pyeapi.client.connect_to('test1')
            kwargs = dict(host='192.168.1.16', username='eapi',
                          password='password', port=None, key_file=None,
                          cert_file=None, ca_file=None, timeout=60)
            transport.assert_called_once_with(**kwargs)
            self.assertEqual(node._enablepwd, 'enablepwd')

def test_missing_connection_raises_attribute_error(self):
        with self.assertRaises(AttributeError):
            pyeapi.client.connect_to('invalid')