--- a/docs/conf.py Thu Sep 21 17:13:09 2017 +0200 +++ b/docs/conf.py Thu Sep 21 17:13:46 2017 +0200 @@ -7,7 +7,7 @@ from mercurial import ui from mercurial import extensions as hgext from mercurial import commands -import os, sys +import os extensions = ["sphinx.ext.graphviz"]