code: def test_fmtn():
      actual = utils.fmtn(0.2364)
      assert actual == "0.24"
  
      actual = utils.fmtn(1000.2364)
      assert actual == "1000.24"
  
      actual = utils.fmtn(1000.2)
      assert actual == "1000.20"
  
imports: import ffn.utils
label_desc: Use image node_id 4 for calling a global function with example usage: test_fmtn() without return types