class_docstr: Lazily import module/extension.
class_docstr_tok: ["Lazily","import","module\/extension","."]
code: def __getattr__(self, item):
      self._import_once()
      return getattr(self.module, item)
  
imports: import importlib
  import logging
  import os
  import types
  from pathlib import Path
  import torch
  from torchaudio._internal.module_utils import eval_env
label_desc: Use image node_id 2 for calling the _LazyImporter obj's underlying member method code with example usage: obj.__getattr__(item) and returns: getattr