human
I wrote the below code

    feature = Feature.from_string(FEATURE7)
    scenarios_ran = []
    @after.each_scenario
    def just_register(scenario):
        scenarios_ran.append(scenario.name)
    feature.run(scenarios=(2, 5))
    assert_equals(scenarios_ran, ['2nd    one', '5th    one'])

What's a good function header?
 Here's a good function header?
assistant
#Here's a good function header.

@with_setup(step_runner_environ)
def test_feature_can_run_only_specified_scenarios():