NumpyNdarrayVariable): import numpy as np fn = {max: np.maximum, min: np.minimum}[self.fn] fn = variables.NumpyVariable(fn) np_fn = {max: np.maximum, min: np.minimum}[self.fn] fn = variables.NumpyVariable(np_fn) else: fn = {max: torch.maximum, min: torch.minimum}[self.fn]...