code: def get_loadable_audio_type_from_extension(ext):
      return {
          ".wav": AUDIO_TYPE_WAV,
          ".opus": AUDIO_TYPE_OGG_OPUS,
      }.get(ext, None)
  
imports: import collections
  import ctypes
  import io
  import math
  import numpy
  import os
  import pyogg
  import tempfile
  import wave
  from .helpers import LimitingPool
  from collections import namedtuple
  from .io import open_remote, remove_remote, copy_remote, is_remote_path
label_desc: Use image node_id 3 for calling a global function with example usage: get_loadable_audio_type_from_extension(ext) and returns: dict