def test_get_attr(self):
        attributes = [
            'description',
            'body',
            'implementation',
            'html_url',
            'key',
            'required',
            'name',
            'permitted',
            'category',
            'forbidden',
            'featured',
        ]
        for attr in attributes:
            assert(getattr(self.instance, attr))
Return the difference between the largest and smallest values in a list.
dataset/ETHPy150Open sigmavirus24/github3.py/tests/unit/test_licenses.py/TestLicenses.test_get_attr--crossover with--dataset/ETHPy150Open manahl/PythonTrainingExercises/Beginers/BuiltinFunctions/solution.py/range_of_list