Traceback (most recent call last):
File "nearest_neighbor.py", line 14, in <module>
from tensorflow.examples.tutorials.mnist import input_data
ImportError: No module named examples.tutorials.mnist
安装的tensorflow升级版本后就OK了, 0.8.0 -> 0.9.0
sudo pip install --upgrade https://storage.googleapis.com/tensorflow/linux/cpu/tensorflow-0.9.0rc0-cp27-none-linux_x86_64.whl
sudo pip install --upgrade https://storage.googleapis.com/tensorflow/linux/cpu/protobuf-3.0.0b2.post2-cp27-none-linux_x86_64.whl
参考：http://blog.csdn.net/kevinew/article/details/51722682