Ubuntu下载、安装、编译指定版本python

• 下载

Index of /ftp/python/

https://www.python.org/downloads/

• 删除旧的python

sudo apt autoremove python
sudo apt autoremove python3

• 安装依赖

sudo apt-get install -y zlib1g-dev libbz2-dev libssl-dev libncurses5-dev \
libsqlite3-dev libreadline-dev tk-dev libgdbm-dev libdb-dev libpcap-dev \
xz-utils libexpat1-dev liblzma-dev libffi-dev  libc6-dev

• 解压
• 编译

sudo ./configure
sudo make
# sudo make test
sudo make install

• 测试.

$ python3 -V
Python 3.6.8