1、下载依赖

sudo apt install -y wget build-essential libreadline-dev libncursesw5-dev libssl-dev libsqlite3-dev tk-dev libgdbm-dev libc6-dev libbz2-dev libffi-dev zlib1g-dev

2、上传文件 ，解压并进入

tar -xf Python-3.11.0.tar.xz

3、编译

cd Python-3.11.0/
./configure --enable-optimizations
make && sudo make altinstall

4、设置默认解释器

sudo update-alternatives --install /usr/bin/python3 python3 /usr/local/bin/python3.11 100

5、查看版本

python3 --version

6、设置pip

ln -s /usr/local/bin/pip3.11 /usr/bin/pip