def __init__(self, w_spams_func, u_spams_func, **other_params): super(BatchBivariateLearner, self).__init__() self.allParams = other_params self.initDefaults() self.elementsSeen = 0 self.X = None self.w = None self.u = None self.w_bias = None self.u_bias = None self.bias = None self.change_eval = BiMeanSquareEval(self) self.part_eval = RootMeanEval() self.w_func = w_spams_func self.u_func = u_spams_func