code: def save(
      filepath: str,
      src: Tensor,
      sample_rate: int,
      precision: int = 16,
      channels_first: bool = True,
  ) -> None:
      raise RuntimeError("No audio I/O backend is available.")
  
imports: from pathlib import Path
  from typing import Callable, Optional, Tuple, Union
  from torch import Tensor
  from torchaudio import AudioMetaData
label_desc: Use image node_id 2 for calling a global function with example usage: save(filepath, src, sample_rate, precision, channels_first) without return types