class_docstr: wraps a socket so that it is usable by pickle/cPickle 
class_docstr_tok: ["wraps","a","socket","so","that","it","is","usable","by","pickle\/cPickle"]
code: def __init__(self, sock):
      self.sock = sock
      self.nr = 0
  
imports: import os
  import pickle
  import sys
  import _thread
  import traceback
  import socket
  import logging
label_desc: Use image node_id 1 to create a new FileSock object  with example: obj = FileSock(sock)