Do not reset closed connections.

Cito · Cito · commit 6e26a18579f8 · 2014-11-27T22:10:33.000Z
diff --git a/DBUtils/SteadyDB.py b/DBUtils/SteadyDB.py
@@ -310,7 +310,7 @@ def _reset(self, force=False):
         Rollback if forced or the connection was in a transaction.
 
         """
-        if force or self._transaction:
+        if not self._closed and (force or self._transaction):
             try:
                 self.rollback()
             except Exception:
