class_docstr: Simple socket server with length-prefixed pickle messages.
  
  Args:
    :count: expected number of nodes in the cluster.
docstr: Stop the Server's socket listener.
docstr_tok: ["Stop","the","Server","'s","socket","listener","."]
code: def stop(self):
      """Stop the Server's socket listener."""
      self.done = True
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import nested_scopes
  from __future__ import print_function
  import logging
  import os
  import pickle
  import select
  import socket
  import struct
  import sys
  import threading
  import time
  from .None import util
label_desc: Use image node_id 8 for calling the Server obj's underlying member method code with example usage: obj.stop() without return types