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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 add_transmute_route(self, *args):
 """ two formats are accepted, for transmute routes. One allows for a more traditional aiohttp syntax, while the other allows for a flask-like variant. .. code-block:: python # if the path and method are not added in describe. add_transmute_route("GET", "/route", fn) # if the path and method are already added in describe add_transmute_route(fn) """

        if len(args) == 1:
            fn = args[0]
        elif len(args) == 3:
            methods, paths, fn = args
            fn = describe(methods=methods, paths=paths)(fn)
        else:
            raise ValueError(
                "expected one or three arguments for add_transmute_route!"
            )

        add_route(self._app, fn, context=self._transmute_context)