text: import age_gender_detect
  import Facial_exp_main
  import Body_exp_main
  
  '''
  Run this script and enter the source video path in the console to start the calculation. 
  The parameter of the function is a Boolean value. 
  When the value is True, the real-time image is output during calculation. 
  When the value is False (default), no image is output to improve the running speed.
  '''
  
  age_gender_detect.age_gender_detect(False)
  Facial_exp_main.facial_exp_detect(False)
  Body_exp_main.action_detect(True)