documentation/python: wtf, why None and why not [].

This was *sometimes* failing during the test, with Jinja complaining
that None is not iterable. But not all the time, for some reason.

diff --git a/documentation/test_python/__init__.py b/documentation/test_python/__init__.py
index 92eae4513977161d3491b9c3b7a5e9c1ea20bb67..541d8b040881560a8796c1a02c50bbcd7555e420 100644 (file)
--- a/documentation/test_python/__init__.py
+++ b/documentation/test_python/__init__.py
@@ -76,8 +76,8 @@ class BaseTestCase(unittest.TestCase):
             'FINE_PRINT': None,
             'THEME_COLOR': None,
             'FAVICON': None,
-            'LINKS_NAVBAR1': None,
-            'LINKS_NAVBAR2': None,
+            'LINKS_NAVBAR1': [],
+            'LINKS_NAVBAR2': [],
             'SEARCH_DISABLED': True,
             'OUTPUT': os.path.join(self.path, 'output')
         })