解决utils引用冲突

main.py

@@ -14,7 +14,7 @@ from unet_medical.unet_model import UNetMedical
 from nets.deeplab_v3 import deeplab_v3
 from dataset import GetDatasetGenerator
 from loss import SoftmaxCrossEntropyLoss
-from utils import learning_rates
+from utils import exponential_lr
 
 context.set_context(mode=context.PYNATIVE_MODE, save_graphs=False,
                     device_target='Ascend', device_id=7)
@@ -25,7 +25,7 @@ train_dataset_generator = GetDatasetGenerator('./datasets', 'train')
 train_dataset = ds.GeneratorDataset(train_dataset_generator, ["data", "label"], shuffle=True)
 train_dataset = train_dataset.batch(4, drop_remainder=True)
 
-lr_iter = learning_rates.exponential_lr(3e-5, 20, 0.98, 500, staircase=True)
+lr_iter = exponential_lr(3e-5, 20, 0.98, 500, staircase=True)
 
 net_loss = SoftmaxCrossEntropyLoss(6, 255)
 net_opt = nn.Adam(net.trainable_params(), learning_rate=lr_iter)

utils/__init__.py

+from learning_rates import cosine_lr, poly_lr, exponential_lr
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