python3-pygraphviz 1.3.1-0ubuntu1 (amd64 binary) in ubuntu xenial

 Pygraphviz is a Python interface to the Graphviz graph layout and
 visualization package.
 .
 With Pygraphviz you can create, edit, read, write, and draw graphs using
 Python to access the Graphviz graph data structure and layout algorithms.
 .
 This package contains the Python 3 version of python-pygraphviz.