new_contents: import http.client
  import json
  
  URI = 'localhost:8080'
  header = {'Content-type': 'application/json'}
  data = '"instances": "3"'
  json_data = json.dumps(data)
  method = 'PUT'
  link = '/v2/apps/basic-0?force=true'
  
  con = http.client.HTTPConnection(URI)
  con.request(method,link,json_data,header)
  
  response = con.getresponse()
  print(response.read().decode())
  
subject: Create scale.py