1. 安装Python3.8
- 首先更新系统
sudo apt update && sudo apt upgrade -y
2. 安装依赖
sudo apt install -y build-essential zlib1g-dev libncurses5-dev libgdbm-dev libnss3-dev libssl-dev libreadline-dev libffi-dev curl
3. 下载python3.8源码
cd /tmp
curl -O https://www.python.org/ftp/python/3.8.10/Python-3.8.10.tgz
4. 解压并进入目录
tar -xvzf Python-3.8.10.tgz
cd Python-3.8.10
5. 配置和编译
./configure --enable-optimizations
make -j 4 # 使用4个线程进行编译,可以根据您的CPU核心数调整
6. 安装python3.8
sudo make altinstall
7. 验证安装
python3.8 --version
显示版本号即为安装成功
8. 建立链接
sudo ln -s /usr/local/bin/python3.8 /usr/bin/python3.8
运行
sudo update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.8 1
9. 确定指向正确
ls -l /usr/bin/python3
安装成功:
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