Index: doc/rst/conf.py
===================================================================
--- doc/rst/conf.py	(revision 55474303e5251a0885391f64d2999489be5196fd)
+++ doc/rst/conf.py	(revision 7bdcacf2fc0d898d4ebf3818fc110f3f39695365)
@@ -43,4 +43,5 @@
     'sphinx.ext.autodoc',
     'sphinx.ext.viewcode',
+    'sphinx.ext.napoleon',
 ]