code: def test_mvo_params_setter():
      new_mvo = mvo.MVO()
  
      try:
          new_mvo.WEP_min = "a"
      except:
          new_mvo.WEP_min = 0.75
  
      try:
          new_mvo.WEP_min = -1
      except:
          new_mvo.WEP_min = 0.75
  
      assert new_mvo.WEP_min == 0.75
  
      try:
          new_mvo.WEP_max = "b"
      except:
          new_mvo.WEP_max = 0.9
  
      try:
          new_mvo.WEP_max = 0.1
      except:
          new_mvo.WEP_max = 0.9
  
      try:
          new_mvo.WEP_max = -1
      except:
          new_mvo.WEP_max = 0.9
  
      assert new_mvo.WEP_max == 0.9
  
      try:
          new_mvo.p = "c"
      except:
          new_mvo.p = 0.25
  
      try:
          new_mvo.p = -1
      except:
          new_mvo.p = 0.25
  
      assert new_mvo.p == 0.25
  
imports: import numpy
  from opytimizer.optimizers.science import mvo
  from opytimizer.spaces import search
label_desc: Use image node_id 2 for calling a global function with example usage: test_mvo_params_setter() without return types