class_docstr: Manager for Comms in the Kernel
class_docstr_tok: ["Manager","for","Comms","in","the","Kernel"]
docstr: Register a new comm
docstr_tok: ["Register","a","new","comm"]
code: def register_comm(self, comm):
      """Register a new comm"""
      comm_id = comm.comm_id
      comm.kernel = self.kernel
      self.comms[comm_id] = comm
      return comm_id
  
file_path: catboost/contrib/python/ipykernel/py2/ipykernel/comm/manager.py
imports: import sys
  import logging
  from traitlets.config import LoggingConfigurable
  from ipython_genutils.importstring import import_item
  from ipython_genutils.py3compat import string_types
  from traitlets import Instance, Unicode, Dict, Any, default
  from .comm import Comm
label_desc: Use image node_id 3 for calling the CommManager obj's underlying member method code with example usage: obj.register_comm(comm) and returns: comm_id