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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _from_deprecated_son(cls, id_dict, run):
 """ Return the Location decoding this id_dict and run """

        course_key = CourseLocator(
            id_dict['org'],
            id_dict['course'],
            run,
            id_dict['revision'],
            deprecated=True,
        )
        return cls(course_key, id_dict['category'], id_dict['name'], deprecated=True)