tensorflow mac 安装问题

在mac下直接pip install tensorflow后，直接import回有报错如下：

Traceback (most recent call last):

  File "", line 1, in

  File "/usr/local/lib/python2.7/site-packages/tensorflow/__init__.py", line 22, in

    from tensorflow.python import pywrap_tensorflow  # pylint: disable=unused-import

  File "/usr/local/lib/python2.7/site-packages/tensorflow/python/__init__.py", line 49, in

    from tensorflow.python import pywrap_tensorflow

  File "/usr/local/lib/python2.7/site-packages/tensorflow/python/pywrap_tensorflow.py", line 74, in

    raise ImportError(msg)

ImportError: Traceback (most recent call last):

  File "/usr/local/lib/python2.7/site-packages/tensorflow/python/pywrap_tensorflow.py", line 58, in

    from tensorflow.python.pywrap_tensorflow_internal import *

  File "/usr/local/lib/python2.7/site-packages/tensorflow/python/pywrap_tensorflow_internal.py", line 28, in

    _pywrap_tensorflow_internal = swig_import_helper()

  File "/usr/local/lib/python2.7/site-packages/tensorflow/python/pywrap_tensorflow_internal.py", line 24, in swig_import_helper

    _mod = imp.load_module('_pywrap_tensorflow_internal', fp, pathname, description)

ImportError: dlopen(/usr/local/lib/python2.7/site-packages/tensorflow/python/_pywrap_tensorflow_internal.so, 6): Symbol not found: _SecKeyCopyExternalRepresentation

  Referenced from: /usr/local/lib/python2.7/site-packages/tensorflow/python/_pywrap_tensorflow_internal.so (which was built for Mac OS X 10.12)

  Expected in: /System/Library/Frameworks/Security.framework/Versions/A/Security

 in /usr/local/lib/python2.7/site-packages/tensorflow/python/_pywrap_tensorflow_internal.so

Failed to load the native TensorFlow runtime.

See https://www.tensorflow.org/install/install_sources#common_installation_problems

for some common reasons and solutions.  Include the entire stack trace

above this error message when asking for help

查了很多，最终我的解决方法参考https://stackoverflow.com/questions/38710339/library-not-loaded-rpath-libcudart-7-5-dylib-tensorflow-error-on-mac

# Mac OS X, CPU only, Python 2.7:$ export TF_BINARY_URL=https://storage.googleapis.com/tensorflow/mac/cpu/tensorflow-0.12.0-py2-none-any.whl

$ sudo pip install --upgrade $TF_BINARY_URL# Mac OS X, CPU only, Python 3.4 or 3.5:$ export TF_BINARY_URL=https://storage.googleapis.com/tensorflow/mac/cpu/tensorflow-0.12.0-py3-none-any.whl

$ sudo pip3 install --upgrade $TF_BINARY_URL