OS X El-Capitan 安装 virtualenvwrapper 遇到 Operation not permitted
OS X El-Capitan 安装 virtualenvwrapper 遇到 Operation not permitted
事情是这样的,在安装完virtualenv后,想配合virtualenvwrapper使用,于是直接是pip安装:
$ pip install virtualenvwrapper
于是抱了一错误,说是没有权限,那么加上sudo后运行:
$ sudo pip install virtualenvwrapper
发现还是有问题,仔细一看堆栈信息:
Collecting six>=1.9.0 (from stevedore->virtualenvwrapper)Downloading http://pypi.douban.com/packages/py2.py3/s/six/six-1.10.0-py2.py3-none-any.whl
Installing collected packages: six, stevedore, virtualenvwrapperFound existing installation: six 1.4.1DEPRECATION: Uninstalling a distutils installed project (six) has been deprecated and will be removed in a future version. This is due to the fact that uninstalling a distutils project will only partially uninstall the project.Uninstalling six-1.4.1:
Exception:
Traceback (most recent call last):File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/shutil.py", line 103, in copystatos.chflags(dst, st.st_flags)
OSError: [Errno 1] Operation not permitted: '/tmp/pip-nGVqhl-uninstall/System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python/six-1.4.1-py2.7.egg-info'
virtualenvwrapper需要依赖six,在安装six的时候发现系统已经有一个six-1.4.1,但是virtualenvwrapper需要six-1.9.0,于是想先卸载老版本的six,此时问题来了,发现没有权限卸载,此时我就纳闷,加上sudo,还是没权限。于是Google之,最终还是在万能的GitHub找到答案。系统用的是OS X El-Capitan版本,six-1.4.1是系统内置的packages,因系统集成保护你是没有权限去修改/System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python/six-1.4.1-py2.7.egg-info目录的。因此在安装virtualenvwrapper的时候需要选择忽略six的安装:
sudo pip install virtualenvwrapper --upgrade --ignore-installed six
最终问题迎刃而解。
参考:https://github.com/pypa/pip/issues/3165