new_contents: #! /usr/bin/env python3
  # -*- coding: utf-8 -*-
  
  """JupyterHub front end auth script for the PAAD project
  Author: Ruslan Korniichuk <ruslan.korniichuk@gmail.com>
  
  """
  
  import hashlib
  import time
  
  from urllib.parse import urlencode
  from urllib.request import urlopen
  
  key = "" # Enter secret key
  url = "" # Enter API URL <172.20.60.12:9797/api>
  
  ACTION = "" # Choise action: ENABLE |DISABLE
  USERNAME = "" # Enter PAAD USERNAME
  EMAIL = "" # Enter PAAD user EMAIL
  PASSWD = "" # Enter PAAD user PASSWD
  
  def request(url, params={}, timeout=5):
      """ GET/POST method"""
  
      if params:
          params = urlencode(params)
          params_bytes = params.encode()
          html = urlopen(url, params_bytes, timeout)
      else:
          html = urlopen(url)
      return html.read()
  
  TIMESTAMP = time.time()
  text = key + str(USERNAME) + key + str(TIMESTAMP) + key + str(PASSWD) + \
         key + str(ACTION) + key + str(EMAIL) + key
  MD5 = hashlib.md5(text.encode()).hexdigest()
  params = {"ACTION": ACTION, "USERNAME": USERNAME, "EMAIL": EMAIL,
            "PASSWD": PASSWD, "TIMESTAMP": TIMESTAMP, "MD5": MD5}
  request(url, params)
  
subject: Add authscript_front_end.py file to ptoject