def METHOD_NAME(self):
    a = 1
    b = np.array([3.14159265, 3.1415])
    c = [1, '1', 2.3, '5 8']
    d = {1, '2', 'spam'}
    objs = [a, b, b, b, c, b, a, d, b, b, a, d, d, d, c, d, b, d, c, a]
    targ = [a, b, c, d]
    res = unique_objs(objs)
    self.assertEqual(targ, res)