aiohttp register routes from file with prefix to the application

server.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import logging
from aiohttp import web, hdrs
import test_api

__version__ = '0.1'

def register_routes(router: web.UrlDispatcher, routes: web.RouteTableDef, prefix: str = ''):
    for route in routes: # type: web.RouteDef
        if route.method in hdrs.METH_ALL:
            reg = getattr(router, 'add_'+route.method.lower())
            reg(f'{prefix}{route.path}', route.handler, **route.kwargs)
        else:
            router.add_route(route.method, f'{prefix}{route.path}', route.handler, **route.kwargs)

app = web.Application()            
register_routes(app.router, test_api.routes, prefix=f'/v{__version__}')
web.run_app(app, port=8080)

test_api.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-
from aiohttp import web

routes = web.RouteTableDef()

@routes.get('/test')
async def get_handler(req):
    return web.json_response({})
  
@routes.get('/test/{test_id}')
async def get_one_handler(req):
    test_id = req.match_info['test_id']
    return web.json_response({})

@routes.post('/test')
async def post_handler(req):
    return web.json_response({})

@routes.put('/test/{test_id}')
async def put_handler(req):
    test_id = req.match_info['test_id']
    return web.json_response({})

@routes.delete('/test/{test_id}')
async def delete_handler(req):
    test_id = req.match_info['test_id']
    return web.json_response({})

example curl http://localhost:8080/v0.1/test