code: def test_epo_params_setter():
      new_epo = epo.EPO()
  
      try:
          new_epo.f = "a"
      except:
          new_epo.f = 2.0
  
      try:
          new_epo.l = "b"
      except:
          new_epo.l = 1.5
  
imports: from opytimizer.optimizers.population import epo
  from opytimizer.spaces import search
label_desc: Use image node_id 2 for calling a global function with example usage: test_epo_params_setter() without return types