我是编程新手——热爱编程。在mac OSX Lion上，我安装了带有pip的virtualenv，它可以正常工作。但是pip安装virtualenvwrapper会显示警告，然后出现错误：/Library/Python/2.7/site-packages/virtualenvwrapper:权限被拒绝

$pip安装virtualenvwrapper下载/解包virtualenvwrapper下载virtualenvwrapper-4.1。1.焦油。gz（81kB）：81kB下载的运行安装程序。程序包VirtualVWrapper的py egg_信息

Installed /private/var/folders/6v/3cyz6tp514b2mqt02wc8x9k40000gn/T/pip_build_lynnrasmussen/virtualenvwrapper/pbr-0.5.23-py2.7.egg
[pbr] Processing SOURCES.txt
warning: LocalManifestMaker: standard file '-c' not found

warning: no files found matching 'AUTHORS'
warning: no files found matching 'ChangeLog'
warning: no previously-included files found matching '.gitignore'
warning: no previously-included files found matching '.gitreview'
warning: no previously-included files matching '*.pyc' found anywhere in distribution
warning: no files found matching '*.html' under directory 'docs'
warning: no files found matching '*.css' under directory 'docs'
warning: no files found matching '*.js' under directory 'docs'
warning: no files found matching '*.png' under directory 'docs' Requirement already satisfied (use --upgrade to upgrade): virtualenv

在/Library/Python/2.7/site-packages（来自virtualenvwrapper）中下载/解包virtualenv clone（来自virtualenvwrapper）
下载virtualenv-clone-0.2。4.焦油。gz正在运行安装程序。py egg_信息，用于软件包virtualenv克隆下载/解包装卸工（来自virtualenvwrapper）下载装卸工-0.13。焦油gz（760kB）：运行安装程序下载的760kB。包装装卸工的py egg_信息

Installed /private/var/folders/6v/3cyz6tp514b2mqt02wc8x9k40000gn/T/pip_build_lynnrasmussen/stevedore/pbr-0.5.23-py2.7.egg
[pbr] Processing SOURCES.txt
warning: LocalManifestMaker: standard file '-c' not found

warning: no previously-included files found matching '.gitignore'
warning: no previously-included files found matching '.gitreview'
warning: no previously-included files matching '*.pyc' found anywhere in distribution
warning: no files found matching '*.py' under directory 'tests' Installing collected packages: virtualenvwrapper, virtualenv-clone,

装卸工正在运行setup.py安装虚拟包装[pbr]重用现有的SOURCES. txt更改构建/脚本的模式-2.7/virtualenvwrapper.sh从644到755更改构建/脚本的模式-2.7/virtualenvwrapper_lazy.sh从644到755跳过 /Library/Python的安装/2.7/site-packages/virtualenvwrapper/init.py（命名空间包）错误： /Library/Python/2.7/site-packages/virtualenvwrapper：权限被拒绝命令 /usr/bin/python-c导入安装工具的完整输出；file='/Private/var/folders/6v/3cyz6tp514b2mqt02wc8x9k40000gns/T/pip_build_lynnrasmussen/VirtualenvWrapper/setup.py'；exec（编译（open（file）. read（）.替换（'\r\n'，'\n'）， file，'exec'））"安装-记录 /var/folders/6v/3cyz6tp514b2mqt02wc8x9k40000gn/T/pip-EJKEQQ-record/install-record.txt-单一版本-外部管理：正在运行安装

运行构建

运行build\u py

创建构建

创建构建/库

创建build/lib/virtualEnvrapper

正在复制VirtualNVRapper/init。派克-

复制虚拟rapper/hook_加载程序。派克-

复制虚拟说唱者/项目。派克-

复制虚拟包装/user_scripts.py-

运行蛋_信息

写入要求virtualenvwrapper.egg-info/requires.txt

写虚拟说唱歌手。鸡蛋信息/包装信息

正在将命名空间_包写入VirtualEnvrapper。鸡蛋信息/名称空间_包。文本

将顶级名称写入VirtualNVRapper。鸡蛋信息/顶级。文本

写dependency_linksvirtualenvwrapper.egg-info/dependency_links.txt

将入口点写入virtualenvwrapper.egg-info/entry_points.txt

[pbr]重用现有SOURCES. txt

运行build_scripts

创建构建/脚本-2.7

复制虚拟说唱歌手。嘘-

复制虚拟说唱歌手。嘘-

正在更改build/scripts-2.7/virtualenvwrapper的模式。上海从644到755

将构建/脚本-2.7/virtualenvwrapper_lazy.sh模式从644更改为755

正在运行安装库

正在跳过/Library/Python/2.7/site-packages/virtualenvwrapper/init的安装。py（名称空间包）

复制虚拟rapper/hook_加载程序。派克-

错误：/Library/Python/2.7/site-packages/virtualenvwrapper:权限被拒绝