uwsgi+web.py+nginx on Ubuntu14.04 LTS

sudo apt-get update
sudo apt-get install uwsgi  uwsgi-plugin-python nginx

#!/usr/bin/env python
# -*- coding: utf-8 -*-

import web

urls = (
        '/.*',"hello"
)

class hello:
        def GET(self):
                return 'Hello world!'

#if __name__ == '__main__':
app = web.application(urls, globals())
application = app.wsgifunc()		

[uwsgi]
gid = www-data
uid = www-data
vhost = true
logdate
## use unix socket  instead of tcp socket.
socket = /tmp/manage.sock
master = true
processes = 1
harakiri = 20
limit-as = 128
memory-report
no-orphans
## That's important for uwsgi support python.
plugin = python  

server {
        listen 80;

        server_name localhost;

        location / {
                uwsgi_pass unix:///tmp/manage.sock;
                uwsgi_param UWSGI_CHDIR /home/ubuntu/html;
                uwsgi_param UWSGI_PYHOME /home/ubuntu/html;
                uwsgi_param UWSGI_SCRIPT index;

        }

sudo service nginx restart
sudo service uwsgi restart