升级CentOS的Python版本有系统包管理器、源代码编译、pyenv等方法,具体如下:
python3 --version。sudo yum install epel-release。sudo yum install python3。sudo alternatives --set python /usr/bin/python3。sudo yum groupinstall "Development Tools",sudo yum install openssl-devel bzip2-devel libffi-devel。wget https://www.python.org/ftp/python/3.x.x/Python-3.x.x.tgz(x.x替换为目标版本号)。tar xzf Python-3.x.x.tgz,cd Python-3.x.x,./configure --enable-optimizations,make altinstall。python3.x --version。sudo yum install -y git gcc zlib-devel bzip2 bzip2-devel readline-devel sqlite sqlite-devel openssl-devel xz xz-devel libffi-devel findutils。curl https://pyenv.run | bash。export PATH="$HOME/.pyenv/bin:$PATH",eval "$(pyenv init --path)"等。source ~/.bashrc。pyenv install 3.x.x。pyenv global 3.x.x。