尝试安装coremltools，结果不慎理想，后续会有隐患，继续尝试解决中。

• 昨晚下载受限网络因素多次重试，每次中断后需要从头下载。
• 今早下载成功，但安装numpy时碰到异常，但检查处理。

$ sudo pip install -U coremltools
Password:
The directory '/Users/*/Library/Caches/pip/http' or its parent directory is not owned by the current user and the cache has been disabled. Please check the permissions and owner of that directory. If executing pip with sudo, you may want sudo's -H flag.
The directory '/Users/*/Library/Caches/pip' or its parent directory is not owned by the current user and caching wheels has been disabled. check the permissions and owner of that directory. If executing pip with sudo, you may want sudo's -H flag.
Collecting coremltools
  Downloading coremltools-0.6.3-cp27-none-macosx_10_12_intel.whl (2.9MB)
    100% |████████████████████████████████| 2.9MB 50kB/s 
Collecting numpy>=1.6.2 (from coremltools)
  Downloading numpy-1.13.3-cp27-cp27m-macosx_10_6_intel.macosx_10_9_intel.macosx_10_9_x86_64.macosx_10_10_intel.macosx_10_10_x86_64.whl (4.6MB)
    100% |████████████████████████████████| 4.6MB 30kB/s 
Collecting six==1.10.0 (from coremltools)
  Downloading six-1.10.0-py2.py3-none-any.whl
Collecting protobuf>=3.1.0 (from coremltools)
  Downloading protobuf-3.4.0-py2.py3-none-any.whl (375kB)
    100% |████████████████████████████████| 378kB 15kB/s 
Collecting setuptools (from protobuf>=3.1.0->coremltools)
  Downloading setuptools-36.6.0-py2.py3-none-any.whl (481kB)
    100% |████████████████████████████████| 481kB 71kB/s 
Installing collected packages: numpy, six, setuptools, protobuf, coremltools
  Found existing installation: numpy 1.8.0rc1
    DEPRECATION: Uninstalling a distutils installed project (numpy) 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 numpy-1.8.0rc1:
Exception:
Traceback (most recent call last):
  File "/Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg/pip/basecommand.py", line 215, in main
    status = self.run(options, args)
  File "/Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg/pip/commands/install.py", line 342, in run
    prefix=options.prefix_path,
  File "/Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg/pip/req/req_set.py", line 778, in install
    requirement.uninstall(auto_confirm=True)
  File "/Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg/pip/req/req_install.py", line 754, in uninstall
    paths_to_remove.remove(auto_confirm)
  File "/Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg/pip/req/req_uninstall.py", line 115, in remove
    renames(path, new_path)
  File "/Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg/pip/utils/__init__.py", line 267, in renames
    shutil.move(old, new)
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/shutil.py", line 302, in move
    copy2(src, real_dst)
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/shutil.py", line 131, in copy2
    copystat(src, dst)
  File "/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-BzracI-uninstall/System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python/numpy-1.8.0rc1-py2.7.egg-info'