最近在關注 Deep Learning，就在自己的mac上安裝google的開源框架Tensorflow

用 sudo pip install -U tensorflow

安裝的時候總是遇到下面的問題：

sudo pip install -U tensorflowPassword:The directory '/Users/jason/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/jason/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 tensorflow Downloading tensorflow-1.0.0-cp27-cp27m-macosx_10_11_x86_64.whl (39.3MB)100% |████████████████████████████████| 39.4MB 32kB/s Collecting numpy>=1.11.0 (from tensorflow) Downloading numpy-1.12.0-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 (4.4MB)100% |████████████████████████████████| 4.4MB 195kB/s Requirement already up-to-date: six>=1.10.0 in /Library/Python/2.7/site-packages/six-1.10.0-py2.7.egg (from tensorflow)Requirement already up-to-date: mock>=2.0.0 in /Library/Python/2.7/site-packages (from tensorflow)Requirement already up-to-date: wheel in /Library/Python/2.7/site-packages (from tensorflow)Requirement already up-to-date: protobuf>=3.1.0 in /Library/Python/2.7/site-packages (from tensorflow)Requirement already up-to-date: funcsigs>=1; python_version < "3.3" in /Library/Python/2.7/site-packages (from mock>=2.0.0->tensorflow)Requirement already up-to-date: pbr>=0.11 in /Library/Python/2.7/site-packages (from mock>=2.0.0->tensorflow)Collecting setuptools (from protobuf>=3.1.0->tensorflow) Downloading setuptools-34.3.0-py2.py3-none-any.whl (389kB)100% |████████████████████████████████| 399kB 1.1MB/s Requirement already up-to-date: packaging>=16.8 in /Library/Python/2.7/site-packages (from setuptools->protobuf>=3.1.0->tensorflow)Requirement already up-to-date: appdirs>=1.4.0 in /Library/Python/2.7/site-packages (from setuptools->protobuf>=3.1.0->tensorflow)Collecting pyparsing (from packaging>=16.8->setuptools->protobuf>=3.1.0->tensorflow) Downloading pyparsing-2.1.10-py2.py3-none-any.whl (56kB)100% |████████████████████████████████| 61kB 2.5MB/s Installing collected packages: numpy, tensorflow, setuptools, pyparsing Found existing installation: numpy 1.8.0rc1DEPRECATION: 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 mainstatus = 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 runprefix=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 installrequirement.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 uninstallpaths_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 removerenames(path, new_path) File "/Library/Python/2.7/site-packages/pip-9.0.1-py2.7.egg/pip/utils/__init__.py", line 267, in renamesshutil.move(old, new) File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/shutil.py", line 302, in movecopy2(src, real_dst) File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/shutil.py", line 131, in copy2copystat(src, dst) 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-aGEdP5-uninstall/System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python/numpy-1.8.0rc1-py2.7.egg-info'