code: def bind_random(sock, addr):
      assert type(addr) == str
      return sock.bind_to_random_port(
          addr, min_port=MIN_PORT, max_port=MAX_PORT, max_tries=100
      )
  
imports: import random
  import logging
  import multiprocessing
  import threading
  from fiber.backend import get_backend
label_desc: Use image node_id 3 for calling the ZMQContext obj's underlying member method code with example usage: obj.bind_random(sock, addr) and returns: sock