code: def mix(sources_list_norm):
      """Do the mixture for min mode and max mode"""
      # Initialize mixture
      mixture_max = np.zeros_like(sources_list_norm[0])
      for i in range(len(sources_list_norm)):
          mixture_max += sources_list_norm[i]
      return mixture_max
  
imports: import argparse
  import os
  import random
  import warnings
  import numpy
  import pandas
  import pyloudnorm
  import soundfile
  from tqdm import tqdm
label_desc: Use image node_id 12 for calling a global function with example usage: mix(sources_list_norm) and returns: mixture_max