1.$ python -V查看python版本：Python 2.7.6

2. 安装pip：sudo apt-get install python-pip python-dev

3. $pip -V查看pip版本:pip 1.5.4 from /usr/lib/python2.7/dist-packages (python 2.7)

4. 安装tensorflow:sudo -H pip install https://storage.googleapis.com/tensorflow/linux/cpu/tensorflow-1.2.1-cp27-none-linux_x86_64.whl

5. 测试安装是否成功：

python

import tensorflow as tf

如果没报错，基本就安装成功了。