PyGraphviz

GraphVIZ安装：直接用brew install graphviz就行（https://www.jianshu.com/p/6d9bbbbf38b1

安装好了之后，输入dot -help回车就能看到反应

接下来安装pygraphviz：pip install –install-option=”–include-path=/usr/local/include/“ –install-option=”–library-path=/usr/local/lib/“ pygraphviz