text: import os
  root_path = os.path.dirname(os.path.abspath('__file__'))
  import sys
  sys.path.append(root_path)
  from tools.plot_utils import plot_pacf
  
  plot_pacf(
      file_path=root_path+'/Huaxian_vmd/data/PACF.csv',
      save_path=root_path+'/Huaxian_vmd/graph/',
  )