摘要： 1.首先安装graphviz, http://www.graphviz.org/pub/graphviz/stable/windows/graphviz-2.28.0.msi2.下载pygraphviz源码包，http://pypi.python.org/packages/source/p/pygraphviz/pygraphviz-1.1.zip#md5=9b9958f10bdf29c06d9f43e225f6ac0c3. 解压后修改setup.py，三个地方要改 library_path=r'D:\Graphviz 2.28\bin' #按你的graphviz路径修改 in 阅读全文