forked from mindspore-Ecosystem/mindspore
72 lines
2.7 KiB
Python
72 lines
2.7 KiB
Python
# Copyright 2020 Huawei Technologies Co., Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# ============================================================================
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"""
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##############test tinydarknet example on cifar10#################
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python eval.py
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"""
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import argparse
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from mindspore import context
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from mindspore.train.model import Model
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from mindspore.train.serialization import load_checkpoint, load_param_into_net
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from mindspore.common import set_seed
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from src.config import imagenet_cfg
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from src.dataset import create_dataset_imagenet
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from src.tinydarknet import TinyDarkNet
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from src.CrossEntropySmooth import CrossEntropySmooth
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set_seed(1)
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parser = argparse.ArgumentParser(description='tinydarknet')
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parser.add_argument('--dataset_name', type=str, default='imagenet', choices=['imagenet', 'cifar10'],
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help='dataset name.')
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parser.add_argument('--checkpoint_path', type=str, default=None, help='Checkpoint file path')
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args_opt = parser.parse_args()
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if __name__ == '__main__':
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if args_opt.dataset_name == "imagenet":
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cfg = imagenet_cfg
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dataset = create_dataset_imagenet(cfg.val_data_path, 1, False)
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if not cfg.use_label_smooth:
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cfg.label_smooth_factor = 0.0
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loss = CrossEntropySmooth(sparse=True, reduction="mean",
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smooth_factor=cfg.label_smooth_factor, num_classes=cfg.num_classes)
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net = TinyDarkNet(num_classes=cfg.num_classes)
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model = Model(net, loss_fn=loss, metrics={'top_1_accuracy', 'top_5_accuracy'})
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else:
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raise ValueError("dataset is not support.")
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device_target = cfg.device_target
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context.set_context(mode=context.GRAPH_MODE, device_target=cfg.device_target)
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if args_opt.checkpoint_path is not None:
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param_dict = load_checkpoint(args_opt.checkpoint_path)
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print("load checkpoint from [{}].".format(args_opt.checkpoint_path))
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else:
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param_dict = load_checkpoint(cfg.checkpoint_path)
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print("load checkpoint from [{}].".format(cfg.checkpoint_path))
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load_param_into_net(net, param_dict)
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net.set_train(False)
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acc = model.eval(dataset)
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print("accuracy: ", acc)
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