Python环境

sudo apt-get install -y python3

sudo apt-get install -y python3-pip

pip3 install --upgrade pip3

pip3 install virtualenv

#创建虚拟环境
virtualenv venv

#进入虚拟环境 
source venv/bin/activate

# 查看环境
which python 
python -V 
pip -V 
echo $PATH 

# pip升级一下
pip install --upgrade pip 

#退出虚拟环境
deactivate