python创建虚拟环境(linux)

一、安装虚拟环境

#1、创建虚拟环境目录,我是这样创建的:
mkdir myproject
cd myproject
mkdir py3

#2、找到当前机器的python安装目录,输入以下命令查找:
whereis python
#命令运行结果,比如我的结果如下:
python: /usr/bin/python /usr/bin/python2.7 /usr/bin/python3.6 /usr/bin/python3.4 /usr/bin/python3.4m /usr/bin/python3.6m /usr/bin/python3.4-config /usr/bin/python3.4m-x86_64-config /usr/bin/python3.4m-config /usr/bin/python3.6-config /usr/bin/python3.6m-config /usr/bin/python2.7-config /usr/bin/python3.6m-x86_64-config /usr/lib/python2.7 /usr/lib/python3.4 /usr/lib/python3.6 /usr/lib64/python2.7 /usr/lib64/python3.4 /usr/lib64/python3.6 /etc/python /usr/include/python2.7 /usr/include/python3.4m /usr/include/python3.6m /usr/share/man/man1/python.1.gz

#3、根据第二步找到的python bin安装目录,安装python3.6虚拟环境
virtualenv -p /usr/bin/python3.6 py3

二、使用虚拟环境

#进入虚拟环境
source myproject/py3/bin/activate

##进入虚拟环境后就可以肆意发挥了,天高任鸟飞,海阔任鱼跃。
pip bla bla ... ...
python ...

#退出虚拟环境
deactivate

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转载自blog.csdn.net/u010212101/article/details/81330826