Traceback (most recent call last):

 "/Library/Python/2.7/site-packages/pip/basecommand.py", line 211, in main
status = self.run(options, args)

 "/Library/Python/2.7/site-packages/pip/commands/install.py", line 311, in run
root=options.root_path,

 "/Library/Python/2.7/site-packages/pip/req/req_set.py", line 640, in install
requirement.uninstall(auto_confirm=True)

 "/Library/Python/2.7/site-packages/pip/req/req_install.py", line 716, in uninstall
paths_to_remove.remove(auto_confirm)

 "/Library/Python/2.7/site-packages/pip/req/req_uninstall.py", line 125, in remove
renames(path, new_path)

 "/Library/Python/2.7/site-packages/pip/utils/**init**.py", line 315, in renames
shutil.move(old, new)

 "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/shutil.py", line 302, in move
copy2(src, real_dst)

 "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/shutil.py", line 131, in copy2
copystat(src, dst)

 "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/shutil.py", line 103, in copystat
os.chflags(dst, st.st_flags)OSError: [Errno 1] Operation not permitted: '/tmp/pip-ion1Bt-uninstall/System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python/six-1.4.1-py2.7.egg-info'
Traceback (most recent call last):

 "<string>", line 1, in <module>ImportError: No module named 'blosc'