pygraphviz on windows

you really don’t need to build

1. do not build, do not build, do not build

steps

1. download from unofficial binary release form www.lfd.uci.edu

        $ cd path/to/your/wheel
        $ pip install pygraphviz-1.3.1-cp27-none-win_amd64.whl
   

2. quick example from my post 2016-02-27-pygraphviz-on-mac