'StaticResource' object has no attribute 'add_route' about aiohttp-cors HOT 5 CLOSED

def setup_routes(app):
    app.router.add_routes(routes)
    setup_swagger(app, api_base_url='/api/v2', swagger_url='/api/v2/doc')
    cors = aiohttp_cors.setup(app, defaults={
        "*": aiohttp_cors.ResourceOptions(
            allow_credentials=True,
            expose_headers="*",
            allow_headers="*",
        )
    })

    for route in list(app.router.routes()):
        cors.add(route)

def setup_routes(app):
    app.router.add_routes(routes)
    setup_swagger(app, api_base_url='/api/v2', swagger_url='/api/v2/doc')

    cors = aiohttp_cors.setup(app, defaults={
        "*": aiohttp_cors.ResourceOptions(
            allow_credentials=True,
            expose_headers="*",
            allow_headers="*",
        )
    })

    for route in list(app.router.routes()):
        if not isinstance(route.resource, StaticResource): # <<< WORKAROUND
            cors.add(route)