Install Scrapy on OSX|mac OSX 上安装Scrapy[SYN:gejoin.com]

Found existing installation: six 1.4.1
 DEPRECATION: 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:

OSError: [Errno 1] Operation not permitted: ‘/tmp/pip-qeBchm-uninstall/System/Library/Frameworks/Python.framework/
 Versions/2.7/Extras/lib/python/six-1.4.1-py2.7.egg-info’

sudo easy_install –upgrade six
 Searching for six
 Reading https://pypi.python.org/simple/six/
 Best match: six 1.10.0
 Downloading https://pypi.python.org/packages/source/s/six/>six-1.10.0.tar.gz#md5=34eed507548117b2ab523ab14b2f8b55
 Processing six-1.10.0.tar.gz
Installed /Library/Python/2.7/site-packages/six-1.10.0-py2.7.egg
 Processing dependencies for six
 Finished processing dependencies for six

In file included from src/lxml/lxml.etree.c:323:
 src/lxml/includes/etree_defs.h:14:10: fatal error: ‘libxml/xmlversion.h’ file not found
 #include “libxml/xmlversion.h”
 ^
 1 error generated.
 Compile failed: command ‘cc’ failed with exit status 1
 /tmp/easy_install-U7v3Lb/lxml-3.5.0/temp/xmlXPathInitxO27oS.c:1:10: >fatal error: ‘libxml/xpath.h’ file not found
 #include “libxml/xpath.h”
 ^
 1 error generated.