我想运行下GitHub上tensorflow关于Mnist数据集的训练代码，运行在Python 3.5.2的环境下，在Spyder上。 红色箭头所指行即为IPython console提示出错的行。

As new programmers, we've all made mistakes. But some mistakes are bound to happen due to not knowing the nature of a programming language. So I've compiled some of the most common mistakes you might ...