docstr: Destroy the group and release GLOO communicators.
docstr_tok: ["Destroy","the","group","and","release","GLOO","communicators","."]
code: def destroy_group(self):
      """Destroy the group and release GLOO communicators."""
      self._rendezvous.destroy()
  
      if self._gloo_context is not None:
          pygloo.barrier(self._gloo_context)
          # destroy the communicator
          self._gloo_context = None
  
      if self.rank == 0 and self._rendezvous.store_type == "file":
          store_name = get_store_name(self._group_name)
          store_path = gloo_util.get_gloo_store_path(store_name)
          if os.path.exists(store_path):
              shutil.rmtree(store_path)
      super(GLOOGroup, self).destroy_group()
  
imports: import datetime
  import logging
  import os
  import shutil
  import time
  import numpy
  import pygloo
  import ray
  from ray._private import ray_constants
  from ray.util.collective.collective_group import gloo_util
  from ray.util.collective.collective_group.base_collective_group import BaseGroup
  from ray.util.collective.const import get_store_name
  from ray.util.collective.types import AllGatherOptions, AllReduceOptions, Backend, BarrierOptions, BroadcastOptions, RecvOptions, ReduceOptions, ReduceScatterOptions, SendOptions
label_desc: Use image node_id 2 for calling the GLOOGroup obj's underlying member method code with example usage: obj.destroy_group() without return types