学步园

在python在安装软件时，有时会出现No module named setuptools的提示，解决方法如下：

1. 下载ez_setup.py。Linux下可使用此命令： wget -q http://peak.telecommunity.com/dist/ez_setup.py。

2. 运行ez_setup.py：python ez_setup.py  ；如果运行正常，那就安装成功了。

如果此时失败（如内网安装等问题），则根据链接地址手动下载该egg包。

203 def main(argv, version=DEFAULT_VERSION):                                        
204     """Install or upgrade setuptools and EasyInstall"""                         
205     try:                                                                        
206         import setuptools                                                       
207     except ImportError:                                                         
208         egg = None                                                              
209         try:                                                                    
210             #egg = download_setuptools(version, delay=0)                        
211             egg="/usr/local/app/setuptools-0.6c11-py2.7.egg"                    
212             sys.path.insert(0,egg)                                              
213             from setuptools.command.easy_install import main                    
214             return main(list(argv)+[egg])   # we're done here                   
215         finally:                                                                
216             if egg and os.path.exists(egg):                                     
217                 os.unlink(egg)            

将egg赋值为egg存储的位置，重新运行脚本。

显示：

Processing setuptools-0.6c11-py2.7.egg
Copying setuptools-0.6c11-py2.7.egg to /usr/local/lib/python2.7/site-packages
Adding setuptools 0.6c11 to easy-install.pth file
Installing easy_install script to /usr/local/bin
Installing easy_install-2.7 script to /usr/local/bin

Installed /usr/local/lib/python2.7/site-packages/setuptools-0.6c11-py2.7.egg
Processing dependencies for setuptools==0.6c11
Finished processing dependencies for setuptools==0.6c11

表示安装成功。