Install TF + CUDA on Mac

Install.md

Notes from installing CUDA and TensorFlow on a MacBook Pro 15" 2013 with GeForce 650M

1. Download CUDA and run installer (see notes)
2. Go to System Preferences > CUDA and update driver version if prompted.
3. Make sure deviceQuery lists your GPU
4. Add cuda to syspath

   export PATH=$PATH:/usr/local/cuda/bin

5. Download CuDNN (TF on pip currently compiled for version 5.x), unpack and move to /usr/local/cuda
6. pip install tensorflow tensorflow-gpu
7. Make sure TF can see the GPU

   $ python
   >>> from tensorflow.python.client import device_lib
   >>> print device_lib.list_local_devices()