code: def is_spectrogram_multichannel(spectrogram):
      """
      Return bool that answers the question: Is the given ndarray a multichannel spectrogram?
      :param samples: numpy ndarray
      :return:
      """
      return len(spectrogram.shape) > 2 and spectrogram.shape[-1] > 1
  
file_path: audiomentations/audiomentations/core/utils.py
imports: import os
  from functools import lru_cache
  from pathlib import Path
  from typing import List, Union, Tuple
  import math
  import numpy
  from numpy.typing import NDArray
label_desc: Use image node_id 8 for calling a global function with example usage: is_spectrogram_multichannel(spectrogram) and returns: unknown