code: def test_rng():
      sherpa.rng.randn()
      sherpa.rng.seed(1234)
      a = sherpa.rng.randn()
      sherpa.rng.seed(1234)
      b = sherpa.rng.randn()
      assert a == b
  
label_desc: Use image node_id 1 for calling a global function with example usage: test_rng() without return types