app.py 文件源码

def init(loop):
    # ????????
    await orm.create_pool(loop=loop, host='127.0.0.1', port=3306, user='www', password='www', db='awesome')
    # ??app???????????????middlewares
    app = web.Application(loop=loop, middlewares=[
        logger_factory, auth_factory, response_factory
    ])
    # ???jinja2???????????
    init_jinja2(app, filters=dict(datetime=datetime_filter))
    # ????????coroweb???
    add_routes(app, 'handlers')  # handlers???handlers?????handlers.py
    add_static(app)
    srv = await loop.create_server(app.make_handler(), '127.0.0.1', 9000)
    logging.info('server started at http://127.0.0.1:9000...')
    return srv



# asyncio????????????????????asyncio?????????eventloop??????????//
# ????????????eventloop??????????IO
# ??????eventloop

# get_event_loop()????python????18.5.2.5
# get_event_loop() => ?????????????????event loop??(????????'asyncio.windows_events._WindowsSelectorEventLoop')???AbstractEventLoop???????????
# ????????????????????get_event_loop()??????None