-f https://download.pytorch.org/whl/torch_stable.html -f https://download.openmmlab.com/mmcv/dist/cpu/torch1.8.0/index.html torch==1.8.1+cpu torchvision==0.9.1+cpu sahi==0.8.13 mmdet==2.18.1 mmcv-full==1.3.17 streamlit streamlit-image-comparison==0.0.2