code: def test_wdo_params_setter():
      new_wdo = wdo.WDO()
  
      try:
          new_wdo.v_max = "a"
      except:
          new_wdo.v_max = 0.1
  
      try:
          new_wdo.v_max = -1
      except:
          new_wdo.v_max = 0.1
  
      assert new_wdo.v_max == 0.1
  
      try:
          new_wdo.alpha = "b"
      except:
          new_wdo.alpha = 0.8
  
      try:
          new_wdo.alpha = -1
      except:
          new_wdo.alpha = 0.8
  
      assert new_wdo.alpha == 0.8
  
      try:
          new_wdo.g = "c"
      except:
          new_wdo.g = 0.5
  
      try:
          new_wdo.g = -1
      except:
          new_wdo.g = 0.5
  
      assert new_wdo.g == 0.5
  
      try:
          new_wdo.c = "d"
      except:
          new_wdo.c = 0.5
  
      try:
          new_wdo.c = -1
      except:
          new_wdo.c = 0.5
  
      assert new_wdo.c == 0.5
  
      try:
          new_wdo.RT = "e"
      except:
          new_wdo.RT = 0.5
  
      try:
          new_wdo.RT = -1
      except:
          new_wdo.RT = 0.5
  
      assert new_wdo.RT == 0.5
  
imports: import numpy
  from opytimizer.optimizers.science import wdo
  from opytimizer.spaces import search
label_desc: Use image node_id 2 for calling a global function with example usage: test_wdo_params_setter() without return types