code: def test_ppa_predation_phase():
      search_space = search.SearchSpace(
          n_agents=10,
          n_variables=2,
          lower_bound=[0, 0],
          upper_bound=[10, 10],
      )
  
      new_ppa = ppa.PPA()
      new_ppa.compile(search_space)
  
      new_ppa._predation_phase(search_space, 5, 5, 10, 1, 10)
  
file_path: opytimizer/tests/opytimizer/optimizers/population/test_ppa.py
imports: import numpy
  from opytimizer.optimizers.population import ppa
  from opytimizer.spaces import search
label_desc: Use image node_id 5 for calling a global function with example usage: test_ppa_predation_phase() without return types