code: def hello_world(test, example, prompts):
    
    test.logger.info('Hello World!')
    test.measurements.widget_type = prompts.prompt(
        'What\'s the widget type? (Hint: try `MyWidget` to PASS)',
        text_input=True)
    if test.measurements.widget_type == 'raise':
      raise Exception()
    test.measurements.widget_color = 'Black'
    test.measurements.widget_size = 3
    test.measurements.specified_as_args = 'Measurement args specified directly'
    test.logger.info('Plug value: %s', example.increment())
docs: A hello world test phase.