old_contents: from japronto import Application
  from services.articles import ArticleService
  from mongoengine import *
  
  article_service = ArticleService()
  
  def index(req):
  	"""
  	The main index
  	"""
  	return  req.Response(text='You reached the index!')
  
  def articles(req):
  	"""
  	Get alll articles
  	"""
  	#AsyncIO transport buffer problem
  	b_size = req.transport.get_write_buffer_limits()
  	print("Transport Buffer Size: " + b_size)
  	req.transport.set_write_buffer_limits(high=16384)
  	b_size = req.transport.get_write_buffer_limits()
  	print("Transport Buffer Size After: " + b_size)
  
  
  	docs = article_service.all()	
  	return req.Response(text=docs.to_json())
  
  def keywords(req):
  	"""
  	Retrieve articles by keywords
  	"""
  	#AsyncIO buffer problem
  	b_size = req.transport.get_write_buffer_limits()
  	print("Transport Buffer Size: " + b_size)
  	req.transport.set_write_buffer_limits(high=16384)
  	b_size = req.transport.get_write_buffer_limits()
  	print("Transport Buffer Size Afteer: " + b_size)
  
  	words =  req.match_dict['keywords']	
  	docs = article_service.keywords(words)	
  	headers = {'Content-Type': 'application/json'}
  	body = docs.to_json().encode()	
  	return req.Response(body=body, headers=headers)
  
  app = Application()
  app.router.add_route('/', index)
  app.router.add_route('/articles', articles)
  app.router.add_route('/articles/keywords/{keywords}', keywords)
  
  #Some bugs require us to dial to MongoDB just before server is listening
  host = 'mongodb://aws-ap-southeast-1-portal.0.dblayer.com/news'
  connect(db='news',host=host, port=15501, username='azzuwan', password='Reddoor74', alias='default', connect=False)
  app.run(debug=True)
new_contents: from japronto import Application
  from services.articles import ArticleService
  from mongoengine import *
  
  article_service = ArticleService()
  
  def index(req):
  	"""
  	The main index
  	"""
  	return  req.Response(text='You reached the index!')
  
  def articles(req):
  	"""
  	Get alll articles
  	"""
  	#AsyncIO transport buffer problem
  	b_size = req.transport.get_write_buffer_limits()
  	print("Transport Buffer Size: " + str(b_size))
  	req.transport.set_write_buffer_limits(high=16384)
  	b_size = req.transport.get_write_buffer_limits()
  	print("Transport Buffer Size After: " + str(b_size))
  
  
  	docs = article_service.all()	
  	return req.Response(text=docs.to_json())
  
  def keywords(req):
  	"""
  	Retrieve articles by keywords
  	"""
  	#AsyncIO buffer problem
  	b_size = req.transport.get_write_buffer_limits()
  	print("Transport Buffer Size: " + str(b_size))
  	req.transport.set_write_buffer_limits(high=16384)
  	b_size = req.transport.get_write_buffer_limits()
  	print("Transport Buffer Size Afteer: " + str(b_size))
  
  	words =  req.match_dict['keywords']	
  	docs = article_service.keywords(words)	
  	headers = {'Content-Type': 'application/json'}
  	body = docs.to_json().encode()	
  	return req.Response(body=body, headers=headers)
  
  app = Application()
  app.router.add_route('/', index)
  app.router.add_route('/articles', articles)
  app.router.add_route('/articles/keywords/{keywords}', keywords)
  
  #Some bugs require us to dial to MongoDB just before server is listening
  host = 'mongodb://aws-ap-southeast-1-portal.0.dblayer.com/news'
  connect(db='news',host=host, port=15501, username='azzuwan', password='Reddoor74', alias='default', connect=False)
  app.run(debug=True)
subject: Increase request buffer as workaround for stackoverflow in asyncio