old_contents: import hug
  import json
  
  @hug.get('/json')
  def json_get():
      return { "message": "Hello, World!" }
  
  app = __hug_wsgi__ 
  
new_contents: import hug
  
  @hug.get('/json')
  def json_get():
      return { "message": "Hello, World!" }
  
  app = __hug_wsgi__ 
  
subject: Update hug_test.py