code: def lazy_import_sox_ext():
      """Load SoX integration based on availability in lazy manner"""
  
      global _SOX_EXT
      if _SOX_EXT is None:
          _SOX_EXT = _LazyImporter("_torchaudio_sox", _init_sox)
      return _SOX_EXT
  
imports: import logging
  import os
  import sys
  from torchaudio._internal.module_utils import fail_with_message, is_module_available, no_op
  from .utils import _check_cuda_version, _init_dll_path, _init_sox, _LazyImporter, _load_lib
label_desc: Use image node_id 1 for calling a global function with example usage: lazy_import_sox_ext() and returns: _SOX_EXT