code: def _normalize_string(string: str) -> str:
      return (
          string.replace(".", "_").replace("-", "_").replace(" ", "_")
      )
  
imports: import logging
  import platform
  import subprocess
  import sys
  import sysconfig
  from importlib.machinery import EXTENSION_SUFFIXES
  from typing import Dict, FrozenSet, Iterable, Iterator, List, Optional, Sequence, Tuple, Union, cast
  from .None import _manylinux, _musllinux
label_desc: Use image node_id 3 for calling a global function with example usage: _normalize_string(string) and returns: string