Question - peewee-async & tornado & py.test about peewee-async HOT 4 CLOSED

import asyncio
import pytest
from tornado_sample import app as application
from tornado.ioloop import IOLoop

IOLoop.configure('tornado.platform.asyncio.AsyncIOMainLoop')

@pytest.fixture
def app():
    # Not sure if we need to explicitly set up the current event lopp
    # Test sample works fine with or without these lines
    # loop = IOLoop.current().asyncio_loop
    # asyncio.set_event_loop(loop)
    return application

@pytest.mark.gen_test
def test_hello_world(http_client, base_url):
    response = yield http_client.fetch(base_url + '?id=1')
    assert response.code == 200

@pytest.mark.gen_test
def test_hello_world_2(http_client, base_url):
    response = yield http_client.fetch(base_url + '?id=2')
    assert response.code == 200

@pytest.mark.gen_test
def test_hello_world_3(http_client, base_url):
    response = yield http_client.fetch(base_url + '?id=3')
    assert response.code == 200