def METHOD_NAME(self):
    ori_sparsity = UnstructuredPruner.total_sparse_conv1x1(
        self.main_program)
    self.pruner.ratio = 0.99
    self.pruner.step()
    self.pruner.update_params()
    cur_sparsity = UnstructuredPruner.total_sparse_conv1x1(
        self.main_program)
    print('original sparsity: {}.'.format(ori_sparsity))
    print('current sparsity: {}.'.format(cur_sparsity))
    self.assertGreater(cur_sparsity, ori_sparsity)