old_contents: #! /usr/bin/env python
  # -*- coding: utf-8 -*-
  # vim:fenc=utf-8
  
  import bottle
  
  
  @bottle.get('/')
  def index():
      return {'key': 'value'}
  
  bottle.run()
  
new_contents: #! /usr/bin/env python
  # -*- coding: utf-8 -*-
  # vim:fenc=utf-8
  
  import bottle
  
  
  @bottle.get('/')
  def index():
      return {'key': 'value'}
  
  bottle.run(port=8080, host="0.0.0.0")
  
subject: Fix bottlesample example