1. $ sudo easy_install pip
2. $ sudo easy_install --upgrade six
3. $ sudo pip install --upgrade https://storage.googleapis.com/tensorflow/mac/tensorflow-0.8.0rc0-py2-none-any.whl
4. 安装完成后，即可运行测试用例

$ python  
...  
>>> import tensorflow as tf  
>>> hello = tf.constant('Hello, TensorFlow!')  
>>> sess = tf.Session()  
>>> print(sess.run(hello))  
  Hello, TensorFlow!  
>>> a = tf.constant(10)  
>>> b = tf.constant(32)  
>>> print(sess.run(a + b))  
  42
>>>