docs: only use sphinxcontrib-doxylink on Python 3
refs #4553
Change-Id: I54fead17b17a835046af73ef6b5e0b169b30654e
diff --git a/docs/conf.py b/docs/conf.py
index ae8f556..0af0eb2 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -44,7 +44,8 @@
sys.stderr.write("To install, use \n"
" sudo pip install %s\n" % extension.replace('.', '-'))
-addExtensionIfExists('sphinxcontrib.doxylink')
+if sys.version_info[0] >= 3:
+ addExtensionIfExists('sphinxcontrib.doxylink')
# sphinxcontrib.googleanalytics is currently not working with the latest version of Sphinx
# if os.getenv('GOOGLE_ANALYTICS', None):