code: def load_wav_data(data_path, eval_split_size):
      wav_paths = find_wav_files(data_path)
      np.random.seed(0)
      np.random.shuffle(wav_paths)
      return wav_paths[:eval_split_size], wav_paths[eval_split_size:]
  
file_path: TTS/TTS/vocoder/datasets/preprocess.py
imports: import glob
  import os
  from pathlib import Path
  from tqdm import tqdm
  import numpy
label_desc: Use image node_id 4 for calling a global function with example usage: load_wav_data(data_path, eval_split_size) and returns: wav_paths,  wav_paths