code: def publish(self, msg, flags=0, copy=True):
      if not isinstance(msg, list):
          msg = [msg]
      self.pub.send_multipart(msg, copy=copy)
  
file_path: ipyparallel/examples/interengine/communicator.py
imports: import socket
  import uuid
  import zmq
  from ipyparallel.util import disambiguate_url
label_desc: Use image node_id 7 for calling the EngineCommunicator obj's underlying member method code with example usage: obj.publish(msg, flags, copy) without return types