code: def test_stoa_params_setter():
      new_stoa = stoa.STOA()
  
      try:
          new_stoa.Cf = "a"
      except:
          new_stoa.Cf = 2.0
  
      assert new_stoa.Cf == 2.0
  
      try:
          new_stoa.Cf = -1
      except:
          new_stoa.Cf = 2.0
  
      assert new_stoa.Cf == 2.0
  
      try:
          new_stoa.u = "b"
      except:
          new_stoa.u = 1.0
  
      assert new_stoa.u == 1.0
  
      try:
          new_stoa.u = -1
      except:
          new_stoa.u = 1.0
  
      assert new_stoa.u == 1.0
  
      try:
          new_stoa.v = "b"
      except:
          new_stoa.v = 1.0
  
      assert new_stoa.v == 1.0
  
      try:
          new_stoa.v = -1
      except:
          new_stoa.v = 1.0
  
      assert new_stoa.v == 1.0
  
imports: import numpy
  from opytimizer.optimizers.swarm import stoa
  from opytimizer.spaces import search
label_desc: Use image node_id 2 for calling a global function with example usage: test_stoa_params_setter() without return types