From d292398370bff7751b162b0c5046c3d3e1947842 Mon Sep 17 00:00:00 2001
From: Debian Science Team <debian-science-maintainers@lists.alioth.debian.org>
Date: Tue, 24 Apr 2018 20:09:20 +0100
Subject: [PATCH] deb_ndsphinx_optional

Gbp-Pq: Name deb_ndsphinx_optional
---
 doc/source/conf.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/doc/source/conf.py b/doc/source/conf.py
index cf84aca3..aa8d7de6 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -64,10 +64,14 @@ extensions = ['sphinx.ext.autodoc',
               'sphinx.ext.mathjax',
               'sphinx.ext.ifconfig',
               'sphinx.ext.linkcode',
-              'nbsphinx',
               ]
 
 mathjax_path='MathJax.js'
+try:
+    import nbsphinx
+    extensions += ['nbsphinx']
+except:
+    pass  # survive without
 
 exclude_patterns = ['**.ipynb_checkpoints']
 
-- 
2.30.2