python pip用法

pip命令好处：方便安装python的第三方库

常用命令：

 

pip install XX

pip show XX

pip uninstall XX

D:\Users\tony>pip install selenium #下载selenuim库#

 

D:\Users\tony>pip show selenium #显示selenium库详细信息，验证是否存在#

---

Metadata-Version: 2.0

Name: selenium

Version: 2.53.6

Summary: Python bindings for Selenium

Home-page: https://github.com/SeleniumHQ/selenium/

Author: UNKNOWN

Author-email: UNKNOWN

License: UNKNOWN

Location: d:\software\python2.7\lib\site-packages

Requires:

[33mYou are using pip version 7.1.2, however version 8.1.2 is available.

You should consider upgrading via the 'python -m pip install --upgrade pip' comm

and.[0m

 

D:\Users\tony>pip uninstall selenium  #卸载selenuim库#