code: def test_policy_basic():
      for seed in range(10):
          assert _get_first_n(seed, 4, 1) == _get_first_n(seed, 2, 2)
  
      assert _get_first_n(0, 4, 1) != _get_first_n(1, 4, 1)
  
label_desc: Use image node_id 2 for calling a global function with example usage: test_policy_basic() without return types