elements: Add exporting connectivity graph to PDF

This allows for exporting the connectivity graph to a PDF, which can
be used in papers, deliverables, ...

1 files changed, 2 insertions, 1 deletions

diff --git a/setup.py b/setup.py
index 77661a2..6c4fd62 100755
--- a/setup.py
+++ b/setup.py
@@ -30,6 +30,7 @@ setuptools.setup(
         'contextlib2; python_version<"3.0"',
         'enum34; python_version<"3.0"'
     ],
-    extras_require={'NumpyAcceleration': ['numpy']},
+    extras_require={'NumpyAcceleration': ['numpy'],
+                    'graphs' : ['pydot']},
     scripts=['tools/rumba-access']
 )