ubuntu 卸载 python2 安装python3 opencv

1.卸载python2.7

sudo apt-get remove python2.7

2.卸载python2.7及其依赖

sudo apt-get remove --auto-remove python2.7

3.消除python2.7

sudo apt-get purge python2.7 or sudo apt-get purge --auto-remove python2.7

安装python3:

sudo apt-get install python3.8:

安装opencv-python:

pip install opencv-python,结果报错:

No module named 'skbuild'

解决方法:

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

安装完成后,再次安装opencv-python发现还会会报错:

Problem with the CMake installation, aborting build. CMake executable is cmake
大致的意思是:CMake安装有问题,正在中止构建。
然后在终端输入:

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

再次尝试,opencv-python安装成功

原文链接:https://blog.csdn.net/weixin_44996884/article/details/108678298


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