code: def _load_custom_config():
      path = get_config_file("registered_algorithms.yml")
      # for backward compatibility, NNI v2.5- stores all algorithms in this file
      return [
          algo
          for algo in _load_config_file(path)
          if not algo.is_builtin
      ]
  
file_path: nni/nni/tools/package_utils/config_manager.py
imports: from __future__ import annotations
  from collections import defaultdict
  import yaml
  from nni.runtime.config import get_builtin_config_file, get_config_file
  from .common import AlgoMeta
label_desc: Use image node_id 6 for calling a global function with example usage: _load_custom_config() and returns: unknown