pip安装使用详解

pip类似RedHat里面的yum，安装Python包非常方便。本节详细介绍pip的安装、以及使用方法。

1、pip下载安装

1.1 pip下载

 

1	# wget "https://pypi.python.org/packages/source/p/pip/pip-1.5.4.tar.gz#md5=834b2904f92d46aaa333267fb1c922bb" --no-check-certificate

1.2 pip安装

 

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# tar -xzvf pip-1.5.4.tar.gz # cd pip-1.5.4 # python setup.py install

 

2. pip使用详解

2.1 pip安装包

 

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# pip install SomePackage  [...]  Successfully installed SomePackage

2.2 pip查看已安装的包

 

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# pip show --files SomePackage  Name:SomePackage  Version:1.0  Location:/my/env/lib/pythonx.x/site-packages  Files:   ../somepackage/__init__.py   [...]

2.3 pip检查哪些包需要更新

 

1 2	# pip list --outdated  SomePackage(Current:1.0Latest:2.0)

2.4 pip升级包

 

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# pip install --upgrade SomePackage  [...]  Found existing installation:SomePackage1.0  Uninstalling SomePackage:    Successfully uninstalled SomePackage  Running setup.py install forSomePackage  Successfully installed SomePackage

2.5 pip卸载包

 

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

 

3. pip使用实例

3.1 安装redis

 

1	# pip install redis

3.2 卸载redis

 

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# pip uninstall redis Uninstalling redis:  /usr/lib/python2.6/site-packages/redis-2.9.1-py2.6.egg-info .....省略一些内容.... Proceed(y/n)?y  Successfully uninstalled redis

3.3 查看待更新包

 

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pip list--outdate pygpgme(Current:0.1Latest:0.3) pycurl(Current:7.19.0Latest:7.19.3.1) iniparse(Current:0.3.1Latest:0.4)

 

4. 常见错误

4.1 ImportError No module named setuptools
请参考《ImportError No module named setuptools解决》

5. pip参数解释

 

 

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# pip --help   Usage:    pip<command>[options]   Commands:  install                    安装包.  uninstall                  卸载包.  freeze                     按着一定格式输出已安装包列表  list                       列出已安装包.  show                       显示包详细信息.  search                     搜索包，类似yum里的search.  wheel                      Build wheels from your requirements.  zip                        不推荐.Zip individual packages.  unzip                      不推荐.Unzip individual packages.  bundle                     不推荐.Create pybundles.  help                       当前帮助.   General Options:  -h,--help                 显示帮助.  -v,--verbose              更多的输出，最多可以使用3次  -V,--version              现实版本信息然后退出.  -q,--quiet                最少的输出.  --log-file<path>          覆盖的方式记录verbose错误日志，默认文件：/root/.pip/pip.log  --log<path>               不覆盖记录verbose输出的日志.  --proxy<proxy>            Specifyaproxy inthe form[user:passwd@]proxy.server:port.  --timeout<sec>            连接超时时间(默认15秒).  --exists-action<action>   Defaultaction whenapath already exists:(s)witch,(i)gnore,(w)ipe,(b)ackup.  --cert<path>              证书.

 

6. 结束

转自：http://www.ttlsa.com/python/how-to-install-and-use-pip-ttlsa/