pip:强大的Python包管理工具

转载;http://blog.youkuaiyun.com/rumswell/article/details/8838356

pip:强大的Python包管理工具(A tool for installing and managing Python packages.)

Project Page:  https://github.com/pypa/pip

安装包(Install a package):

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1. $ pip install SomePackage==1.0  
2.   [...]  
3.   Successfully installed SomePackage  

显示已安装的包(Show what files were installed):

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1. $ pip show --files SomePackage  
2.   Name: SomePackage  
3.   Version: 1.0  
4.   Location: /my/env/lib/pythonx.x/site-packages  
5.   Files:  
6.    ../somepackage/__init__.py  
7.    [...]  

列出所有过时的包(List what packages are outdated):

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1. $ pip list --outdated  
2.   SomePackage (Current: 1.0 Latest: 2.0)  

升级一个包(Upgrade a package):

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1. $ pip install --upgrade SomePackage  
2.   [...]  
3.   Found existing installation: SomePackage 1.0  
4.   Uninstalling SomePackage:  
5.     Successfully uninstalled SomePackage  
6.   Running setup.py install for SomePackage  
7.   Successfully installed SomePackage  

卸载一个包(Uninstall a package:)

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1. $ pip uninstall SomePackage  
2.   Uninstalling SomePackage:  
3.     /my/env/lib/pythonx.x/site-packages/somepackage  
4.   Proceed (y/n)? y  
5.   Successfully uninstalled SomePackage