在conda环境中pip使用清华源秒速安装skimage、opencv、tensorflow、pytorch1.2.0等p

pip install scikit-image -i https://pypi.tuna.tsinghua.edu.cn/simple

pip install opencv-python -i https://pypi.tuna.tsinghua.edu.cn/simple

pip install tensorflow==1.13.1 -i https://pypi.tuna.tsinghua.edu.cn/simple

或者 豆瓣源

pip install xx -i https://pypi.doubanio.com/simple

指定官方的版本 然后进行换源

pip install torch===1.2.0 torchvision===0.4.0 -f https://download.pytorch.org/whl/torch_stable.html -i https://pypi.tuna.tsinghua.edu.cn/simple