layers.py 文件源码

def reset_states(self):
        assert self.stateful, 'Layer must be stateful.'
        input_shape = self.input_spec[0].shape
        if not input_shape[0]:
            raise ValueError('If a RNN is stateful, a complete '
                             'input_shape must be provided '
                             '(including batch size).')
        if hasattr(self, 'states'):
            K.set_value(self.states[0],
                        np.zeros((input_shape[0], self.output_dim)))
        else:
            self.states = [K.zeros((input_shape[0], self.output_dim))]