code: def clone_merge(self, cfg_filename_or_other_cfg):
      """Create a new cfg by cloning and merging with the given cfg
  
      Parameters
      ----------
      cfg_filename_or_other_cfg
  
      Returns
      -------
  
      """
      ret = self.clone()
      if isinstance(cfg_filename_or_other_cfg, str):
          ret.merge_from_file(cfg_filename_or_other_cfg)
          return ret
      elif isinstance(cfg_filename_or_other_cfg, CfgNode):
          ret.merge_from_other_cfg(cfg_filename_or_other_cfg)
          return ret
      elif cfg_filename_or_other_cfg is None:
          return ret
      else:
          raise TypeError("Type of config path is not supported!")
  
label_desc: Use image node_id 1 for calling the CfgNode obj's underlying member method code with example usage: obj.clone_merge(cfg_filename_or_other_cfg) and returns: ret, ret, ret