code: def _convert_name(name: str) -> str:
      """
      Convert the names using separator '.' to valid variable name in code
      """
      return name.replace(".", "__")
  
file_path: nni/nni/nas/space/pytorch/converter/utils.py
imports: from typing import Optional
  from typing_extensions import TypeGuard
  from nni.nas.space.graph import Cell, GraphModelSpace, Graph, Node, Edge
label_desc: Use image node_id 4 for calling a global function with example usage: _convert_name(name) and returns: name