tensorflow >= 1.11.0 # CPU Version of TensorFlow.
#tensorflow-gpu >= 1.11.0 # GPU version of TensorFlow.
如果選擇 tensorflow_gpu-1.11.0
python版本：2.7, 3.3-3.6
GCC 4.8
Bazel 0.15.0
CUDA9.0 下載地址：https://developer.nvidia.com/cuda-90-download-archive
cuDNN7.1 下載地址：https://developer.nvidia.com/rdp/cudnn-archive