参考：https://www.tensorflow.org/install/install_linux#installing_with_native_pip
https://jingyan.baidu.com/article/455a99504fb489a1662778b8.html
本次安装的是 仅支持cpu 版本的 采用pip 方式安装
sudo apt-get install python3-pip python3-dev
pip3 install tensorflow
sudo pip3 install --upgrade \
https://storage.googleapis.com/tensorflow/linux/cpu/tensorflow-1.6.0-cp34-cp34m-linux_x86_64.whl