plt．figure（1）：表示取第一块画板，通俗地讲，一个画板就是一张图，如果你有多个画板，那么最后就会弹出多张图。 plt．subplot（221）：221表示将画板划分为2行2列，然后取第1个区域。那么第几个区域是怎么界定的呢？这个规则遵循行优先数数规则！比如说4个 ...

[Randall Munroe] certainly understands the power of graphical representation of data. The humorous plots in his xkcd webcomic are one of the favorite parts for many readers. Their distinctive, ...

Now that we've seen the basics, let's break it all down with a more formal introduction of Matplotlib's Object Oriented API. This means we will instantiate figure objects and then call methods or ...