with multi-module setup, it can sometimes fail with python3.3 due to its unpredictable hash values (and the internal ordering of dictionaries).
@@ -1285,6 +1285,15 @@ class TestStats(unittest.TestCase):
"""check statistics data of 'Init'."""
stat = MyStats()
+ # At this point 'stat' is initialized with statistics for Stats,
+ # Init and Auth modules. In this test, we only need to check for Init
+ # statistics, while do_polling() can ask for module statistics in an
+ # unpredictable order (if hash randomization is enabled, which is
+ # the case by default for Python 3.3). To make it predictable and
+ # the prepared answer doesn't cause disruption, we remove the
+ # information for the Auth module for this test.
+ del stat.statistics_data['Auth']
+
stat.update_modules = lambda: None
create_answer = isc.config.ccsession.create_answer # shortcut