ubuntu python3 pip virtualenv 安装

sudo apt-get install python3-pip
sudo pip3 install virtualenv
sudo pip3 install virtualenvwrapper
mkdir ~/.virtualenvs
export WORKON_HOME=~/.virtualenvs

Add the following lines to ~/.bashrc:

VIRTUALENVWRAPPER_PYTHON='/usr/bin/python3' # This needs to be placed before the virtualenvwrapper command
source /usr/local/bin/virtualenvwrapper.sh