code: def test_pp():
      from pathos.pools import ParallelPool as Pool
  
      pool = Pool(nodes=4)
      check_sanity(pool)
      check_maps(pool, items, delay)
      check_dill(pool)
      check_ready(pool, maxtries, delay, verbose=False)
  
file_path: pathos/pathos/tests/test_star.py
imports: import time
label_desc: Use image node_id 11 for calling a global function with example usage: test_pp() without return types