Ubuntu 18.04中安装Python3开发环境

[anneng]

原文：
https://www.digitalocean.com/community/tutorials/how-to-install-python-3-and-set-up-a-programming-environment-on-an-ubuntu-18-04-server
1.安装Python3
sudo apt update
sudo apt -y upgrade
Python3包管理
sudo apt install -y python3-pip
sudo apt install build-essential libssl-dev libffi-dev python3-dev

2.Python虚拟环境
sudo apt install -y python3-venv
mkdir environments
cd environments
python3.6 -m venv my_env
ls my_env
激活
source my_env/bin/activate
去激活
deactivate