class_docstr: A dummy socket implementing (part of) the zmq.Socket interface.
docstr: no-op to comply with stream API
code: def flush(self, timeout=1.0):
      """no-op to comply with stream API"""
  
file_path: catboost/contrib/python/ipykernel/py3/ipykernel/inprocess/socket.py
imports: from queue import Queue
  import zmq
  from traitlets import HasTraits, Instance, Int
label_desc: Use image node_id 4 for calling the DummySocket obj's underlying member method code with example usage: obj.flush(timeout) without return types