code: def test_get_elites_none_completed(self):
      lineages = Lineages()
      lineages.add(TrialStub(id="1"))
      lineages.add(TrialStub(id="2"))
      lineages.add(TrialStub(id="3"))
      assert lineages.get_elites() == []
  
imports: import os
  import random
  import pytest
  from base import ObjectiveStub, TrialStub, build_full_tree, build_population, compare_generations
  from orion.algo.pbt.pbt import LineageNode, Lineages
label_desc: Use image node_id 14 for calling the TestLineages obj's underlying member method code with example usage: obj.test_get_elites_none_completed() without return types