Simple wsgi streaming response

gistfile1.sh

pip install gunicorn
gunicorn testapp:app

testapp.py

import time

def app(environ, start_response):
	data = 'Hello, World\n'
	start_response('200 OK', [
		('Content-Type', 'text/plain'),
		('Cache-Control', 'no-cache, must-revalidate'),
		('Transfer-Encoding', 'chunked'),
	])
	def response():
		for c in data:
			time.sleep(0.5)
			chunk = '%s\n' % c
			print chunk
			yield chunk
	return response()