From 7e96104e7bb08827967275eda26723a473b1ce6c Mon Sep 17 00:00:00 2001
From: Lucas Alvares Gomes <lucasagomes@gmail.com>
Date: Wed, 18 Jan 2017 11:58:38 +0000
Subject: [PATCH] Fix: Sphinx extension on Python3

This patch is fixing the WSME Sphinx extension to work with Python 3.
The patch just checks the return value from the find_service_path()
method before it tries to do anything with it.

Change-Id: I5a4cfa42a8768ce35a1c1a999431e842c7dde020
Closes-Bug: #1657435
---
 wsmeext/sphinxext.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/wsmeext/sphinxext.py b/wsmeext/sphinxext.py
index 9c8ffe3..177f25b 100644
--- a/wsmeext/sphinxext.py
+++ b/wsmeext/sphinxext.py
@@ -361,6 +361,8 @@ class ServiceDocumenter(autodoc.ClassDocumenter):
 
     def format_name(self):
         path = find_service_path(self.env, self.object)
+        if path is None:
+            return
         return '/' + '/'.join(path)