【计算机基础】半角符号与全角符号

qq_50773353: img = self.test_transforms(img) return img#, label traindataset = dataset('./data/train') testdataset = dataset('./data/test', mode='test') train_loader = DataLoader(traindataset, places=paddle.CUDAPlace(0), batch_size=batch_size, shuffle=True, drop_last=True) test_loader = DataLoader(testdataset, places=paddle.CUDAPlace(0), batch_size=batch_size, shuffle=False, drop_last=True) model = paddle.Model(resnet18(pretrained=False)) model.summary((-1, 3, 128, 128)) # 定义优化器 optimizer = paddle.optimizer.Adam(learning_rate=0.001, #momentum=0.9, #weight_decay=L2Decay(1e-4), parameters=model.parameters()) # 进行训练前准备 model.prepare(optimizer, CrossEntropyLoss(), Accuracy()) use_gpu = True paddle.set_device('gpu:0') if use_gpu else paddle.set_device('cpu') # 启动训练 model.fit(traindataset, epochs=50, batch_size=8, #save_dir="./output", #save_freq=10, verbose=1)