使用了这么就pip命令，但是一直是简单使用，很多命令都是用了查，查了用，今天把常用的命令汇总一下，方便使用。

命令：

pip

 

 由上图可以看到 pip 支持一下命令

Commands:  install                     Install packages.  download                    Download packages.  uninstall                   Uninstall packages.  freeze                      Output installed packages in requirements format.  list                        List installed packages.  show                        Show information about installed packages.  check                       Verify installed packages have compatible dependencies.  search                      Search PyPI for packages.  wheel                       Build wheels from your requirements.  hash                        Compute hashes of package archives.  completion                  A helper command used for command completion.  help                        Show help for commands.

 

General Options:  -h, --help                  Show help.  --isolated                  Run pip in an isolated mode, ignoring                              environment variables and user configuration.  -v, --verbose               Give more output. Option is additive, and can be                              used up to 3 times.  -V, --version               Show version and exit.  -q, --quiet                 Give less output. Option is additive, and can be                              used up to 3 times (corresponding to WARNING,                              ERROR, and CRITICAL logging levels).  --log 
     
                      Path to a verbose appending log.  --proxy 
      
                    Specify a proxy in the form                              [user:passwd@]proxy.server:port.  --retries 
       
                 Maximum number of retries each connection should                              attempt (default 5 times).  --timeout 
        
                      Set the socket timeout (default 15 seconds).  --exists-action 
         
              Default action when a path already exists:                              (s)witch, (i)gnore, (w)ipe, (b)ackup, (a)bort.  --trusted-host 
          
            Mark this host as trusted, even though it does not have valid or any HTTPS. --cert 
           
             Path to alternate CA bundle. --client-cert 
            
              Path to SSL client certificate, a single file containing the private key and the certificate in PEM format. --cache-dir 
             
               Store the cache data in 
              
               . --no-cache-dir Disable the cache. --disable-pip-version-check Don't periodically check PyPI to determine whether a new version of pip is available for download. Implied with --no-index.
              
             
            
           
          
         
        
       
      
     

 

1、install

pip installYou must give at least one requirement to install (see "pip help install")

 

 

所以这里可以直接使用一下命令实现在线安装

pip install 
     <包名>
       或 pip install -r requirements.txt
     

通过使用== >= <= > 

 

安装本地安装包

pip install 
     <目录>
      /
      <文件名>
        或 pip install --use-wheel --no-index --find-links=wheelhouse/ 
       <包名>
      
     

 

2、uninstall 

卸载安装包

pip uninstall 
     <包名>
       或 pip uninstall -r requirements.txt
     

 

升级包

pip install -U 
     <包名>
      或：pip install 
      <包名>
        --upgrade
      
     

 

升级pip

pip install -U pip

或

使用pip安装插件的时候报错：You are using pip version 8.1.1, however version 9.0.1 is available.You should consider upgrading via the 'python -m pip install --upgrade pip' command.升级命令： python -m pip install --upgrade pip

 

 3、freeze

pip freeze,查看已经安装的包及版本信息。

 

导出到指定文件中，如图，注意 “ > ”，文件名称随意。常见按第二种写法。

 

4、list

 

 查询可升级的包

pip list -o

 

 

 

5、show

显示包所在目录及信息

 

6、search

搜索包

pip search 
     <搜索关键字>