• 安装

    Alexs-Mac:experience alex$ pip install virtualenv
Downloading/unpacking virtualenv
  Downloading virtualenv-1.11.4-py2.py3-none-any.whl (1.7MB): 1.7MB downloaded
Installing collected packages: virtualenv
Successfully installed virtualenv
Cleaning up...

  • 建立虚拟环境

    Alexs-Mac:my alex$ mkdir alog

Alexs-Mac:my alex$ cd alog/
Alexs-Mac:alog alex$ ls -la
total 0
drwxr-xr-x   2 alex  staff   68 Apr 28 10:29 .
drwxr-xr-x  15 alex  staff  510 Apr 28 10:29 ..

Alexs-Mac:alog alex$ virtualenv venv
New python executable in venv/bin/python
Installing setuptools, pip...done.

Alexs-Mac:alog alex$ ls -la
total 0
drwxr-xr-x   3 alex  staff  102 Apr 28 10:31 .
drwxr-xr-x  15 alex  staff  510 Apr 28 10:29 ..
drwxr-xr-x   5 alex  staff  170 Apr 28 10:31 venv

  • 激活虚拟环境

    Alexs-Mac:alog alex$ source venv/bin/activate
(venv)Alexs-Mac:alog alex$ python
Python 2.7.6 (default, Apr 17 2014, 13:46:37)
[GCC 4.2.1 Compatible Apple LLVM 5.1 (clang-503.0.40)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> exit()

  • 在虚拟环境中安装Package

    (venv)Alexs-Mac:tools alex$ pip install requests
Downloading/unpacking requests
  Downloading requests-2.2.1-py2.py3-none-any.whl (625kB): 625kB downloaded
Installing collected packages: requests
Successfully installed requests
Cleaning up...

  • 在虚拟环境中使用Package

    (venv)Alexs-Mac:tools alex$ python
Python 2.7.6 (default, Apr 17 2014, 13:46:37)
[GCC 4.2.1 Compatible Apple LLVM 5.1 (clang-503.0.40)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> import requests
>>> help(requests)
>>> exit()

  • 退出虚拟环境

    (venv)Alexs-Mac:tools alex$ deactivate
Alexs-Mac:tools alex$

  • 参考