# 使用Graphviz模块绘制图形

[graphviz](http://www.graphviz.org/)是非常流行的流程图软件，可以通过程序驱动。在python中，有

## 在线graphviz服务

* [Gravizo](http://www.gravizo.com/)

[Gravizo](http://www.gravizo.com/)提供了在线转换graphviz的功能，可以结合gitlab来使用。参考 [How to include graphviz graphs in github README.md](https://github.com/TLmaK0/gravizo)。

不过，这个方法对于私有网路部署gitlab使用不是很友好，也是一个收费服务。

* [开源graphviz-server](https://github.com/omerio/graphviz-server)

[graphviz-server](https://github.com/omerio/graphviz-server)是一个基于java的开源显现Graphviz服务，可以通过HTTP POST方式请求并返回图形。

## 参考

* [Getting started with Graphviz and Python](http://matthiaseisen.com/articles/graphviz/)


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