optimizer.py 文件源码

def start_optimization(self, max_evals):
        logger.info("Started optimization for task %s", self.task)
        space = self.space.hyperopt()
        best = fmin(self.score, space, algo=tpe.suggest, max_evals=max_evals)
        self.best = space_eval(space, best)
        return self.best