Matplotlib是Python常用的数据绘制包，其绘图功能强大；而Basemap则是Matplotlib的一个子包，负责地图绘制。本文简单介绍如何利用该程序包绘制风向图-

Matplotlib is commonly used data drawn Python package, its graphics and powerful　and Basemap is a child Matplotlib package, responsible for mapping. This article briefly describes how to use the package to draw wind rose