python安装opencv避坑

用python安装opencv-python提示报：ModuleNotFoundError: No module named ‘skbuild’

pip3 install -i https://pypi.tuna.tsinghua.edu.cn/simple scikit-build

 Problem with the CMake installation, aborting build. CMake executable is cmake

pip3 install -i https://pypi.tuna.tsinghua.edu.cn/simple cmake

 清华镜像源安装库

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