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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 session_ended(self, f):
 """Decorator routes Alexa SessionEndedRequest to the wrapped view function to end the skill. @ask.session_ended def session_ended():
 return "{}", 200 The wrapped function is registered as the session_ended view function and renders the response for requests to the end of the session. Arguments: f {function} -- session_ended view function """

        self._session_ended_view_func = f

        @wraps(f)
        def wrapper(*args, **kw):
            self._flask_view_func(*args, **kw)
        return f