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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 fit_transform(self, data):
 """ Fits and transforms the SFrame `data` using a fitted model. Parameters data : SFrame The data to be transformed. Returns ------- A transformed SFrame. Returns ------- out: SFrame A transformed SFrame. See Also -------- fit, transform """


        self._setup_from_data(data)
        ret = self.transform_chain.fit_transform(data)
        self.__proxy__.update({"fitted" : True})
        return ret