with pytest-flake8 plugins conflict

$ pytest tests/test_utils.py

platform darwin -- Python 3.6.1, pytest-3.1.3, py-1.4.34, pluggy-0.4.0
rootdir: /Users/qulc/Documents/PycharmProjects/upscale_hotel, inifile:
plugins: sanic-0.1.3, flake8-0.8.1, cov-2.5.1, celery-4.0.2
collected 12 items 

tests/test_utils.py ............

============== 12 passed in 2.37 seconds =========

$ pytest tests/test_utils.py --flake8

platform darwin -- Python 3.6.1, pytest-3.1.3, py-1.4.34, pluggy-0.4.0
rootdir: /Users/qulc/Documents/PycharmProjects/upscale_hotel, inifile:
plugins: sanic-0.1.3, flake8-0.8.1, cov-2.5.1, celery-4.0.2
collected 13 items 

tests/test_utils.py E............

____________ERROR at setup of FLAKE8-check _________________________

item = <Flake8Item 'tests/test_utils.py'>

    def pytest_runtest_setup(item):
        """
        append a loop fixture to all test func.
        """
>       if LOOP_KEY not in item.fixturenames:
E       AttributeError: 'Flake8Item' object has no attribute 'fixturenames'

../python3.6/site-packages/pytest_sanic/plugin.py:83: AttributeError

[yunstanford]

Let’s close this issue in favor of https://github.com/yunstanford/pytest-sanic/pull/9

[yunstanford]

also, let me know if u really wanna fix this. a quick fix could be very easy. PR is always welcome.