class_docstr: Pool using MPI processes as workers.
docstr: Close pool.
docstr_tok: ["Close","pool","."]
code: def __exit__(self, *args):
      """Close pool."""
      self.close()
  
imports: from os import cpu_count
  import functools
  import operator
  import threading
  import warnings
  import weakref
  from ..None import futures
label_desc: Use image node_id 16 for calling the Pool obj's underlying member method code with example usage: obj.__exit__() without return types