@pytest.fixture
def admin_group(db):
    return Group.objects.create(name='Admins', rules='*:*')
ERROR: Fail Facebook authentication (which returns None user_dict).
dataset/ETHPy150Open mozilla/addons-server/conftest.py/admin_group--crossover with--dataset/ETHPy150Open viewfinderco/viewfinder/backend/www/test/auth_facebook_test.py/AuthFacebookTestCase.testAuthenticationFailed