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!7149 add exception for mixed precision when device is CPU 

Merge pull request !7149 from wukesong/lenet-mix-fix
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mindspore-ci-bot 2020-10-10 17:55:53 +08:00 committed by Gitee
parent c8a27dfbc2 6b0c9d9d39
commit d1e029013e
1 changed files with 5 additions and 1 deletions
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6
model_zoo/official/cv/lenet/train.py
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@ -60,7 +60,11 @@ if __name__ == "__main__":
config_ck = CheckpointConfig(save_checkpoint_steps=cfg.save_checkpoint_steps,
keep_checkpoint_max=cfg.keep_checkpoint_max)
ckpoint_cb = ModelCheckpoint(prefix="checkpoint_lenet", directory=args.ckpt_path, config=config_ck)
model = Model(network, net_loss, net_opt, metrics={"Accuracy": Accuracy()}, amp_level="O2")
if args.device_target == "CPU":
model = Model(network, net_loss, net_opt, metrics={"Accuracy": Accuracy()})
else:
model = Model(network, net_loss, net_opt, metrics={"Accuracy": Accuracy()}, amp_level="O2")
print("============== Starting Training ==============")
model.train(cfg['epoch_size'], ds_train, callbacks=[time_cb, ckpoint_cb, LossMonitor()],