new_contents: import numpy 
  import scipy 
  import matplotlib.pyplot as plt
  import random 
  import datetime 
  import os 
  import sys
  import time 
  import math
  import argparse
  import matplotlib.pyplot as plt
  
  import FastPID
  import ArduinoPID
  import AutoPID
  
  import refpid
  import process
  
  def main() :
      kp = 1
      while FastPID.configure(kp-1,0,0,16,False) :
          print ('{} okay'.format(kp-1))
          kp *= 2
      
      
      print ('-------')
      kp = 1
      while FastPID.configure(kp,0,0,16,False) :
          print ('{} okay'.format(kp))
          kp /= 2
  
          
  if __name__ == '__main__' :
      main()
  
subject: Validate parameter domain.