'check type on all frames in send_multipart'

def test_send_multipart_check_type(self):

    (a, b) = self.create_bound_pair(zmq.PAIR, zmq.PAIR)
    self.sockets.extend([a, b])
    self.assertRaises(TypeError, a.send_multipart, ['a', 5])
    a.send_multipart(['b'])
    rcvd = self.recv_multipart(b)
    self.assertEqual(rcvd, ['b'])
