code: def channel_name(self) -> str:
      return self._channel_name
  
imports: import time
  from collections import namedtuple
  from enum import Enum
  from typing import List
  from neptune.legacy.exceptions import NeptuneException
label_desc: Use image node_id 3 for calling the ChannelIdWithValues obj's underlying member method code with example usage: obj.channel_name() and returns: self