编写web_app骨架

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import logging;logging.basicConfig(level=logging.INFO)

import asyncio,os,json,time
from datetime import datetime

from aiohttp import web

def index(request):
return web.Response(body=b'<h1>Awesome</h1>')

@asyncio.coroutine
def init(loop):
app=web.Application(loop=loop)
app.router.add_route('GET','/',index)
srv=yield from loop.create_server(app._make_handler(),'127.0.0.1',9000)
logging.info('serving started at http://127.0.0.1:9000')
return srv

loop=asyncio.get_event_loop()
loop.run_until_complete(init(loop))
loop.run_forever()

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