from torchsummary import summary
from torchvision import models
device = torch.device("cuda:0" if torch.cuda.is_available() else "cpu")
net = models.resnet18(pretrained=True).to(device)
#以上两步必须要有,且顺序不能调换。
summary(net,(3,224,224)) #自动打印。(3,224,224)是输入图像尺寸,3通道,224H,224W
效果