code: def test_kh_neighbour_motion():
      search_space = search.SearchSpace(
          n_agents=5,
          n_variables=2,
          lower_bound=[0, 0],
          upper_bound=[10, 10],
      )
  
      new_kh = kh.KH()
      new_kh.compile(search_space)
  
      motion = np.zeros((5, 2, 1))
  
      new_motion = new_kh._neighbour_motion(
          search_space.agents, 0, 1, 20, motion
      )
  
      assert new_motion.shape == (5, 2, 1)
  
imports: import numpy
  from opytimizer.optimizers.swarm import kh
  from opytimizer.spaces import search
label_desc: Use image node_id 9 for calling a global function with example usage: test_kh_neighbour_motion() without return types