img_url=https://bbs-img.huaweicloud.com/blogs/img/thumb/1591951315139_8989_1363.png squeezenet1_0=https://download.pytorch.org/models/squeezenet1_0-b66bff10.pth squeezenet1_1=https://download.pytorch.org/models/squeezenet1_1-b8a52dc0.pth