now that all the session workflows are safe, revert to autoflush=True

noblogsmv/state.py

@@ -100,7 +100,7 @@ class StateDatabase(object):
         self.codec = codec
 
         self.engine = sa.create_engine('sqlite:///' + path)
-        self.session = sessionmaker(bind=self.engine, autoflush=False)
+        self.session = sessionmaker(bind=self.engine)
         Base.metadata.create_all(self.engine)
 
     @property
@@ -265,7 +265,10 @@ class StatsThread(threading.Thread):
     def run(self):
         while not self._stop.isSet():
             self._stop.wait(10)
+            try:
                 self.sm.compute_stats()
+            except:
+                pass
 
 
 class StateMachine(object):