there we go, that was the stupid gc bug

diff --git a/test/engine/test_pool.py b/test/engine/test_pool.py
index 44b9a94cf44e76ab2f5e58b944267c8d0f1b6232..4b511e43a974e5240d11b1267024d0173c1c0972 100644 (file)
--- a/test/engine/test_pool.py
+++ b/test/engine/test_pool.py
@@ -531,6 +531,8 @@ class QueuePoolTest(PoolTestBase):
                                         + repr(timeouts)
 
     def _test_overflow(self, thread_count, max_overflow):
+        gc_collect()
+        
         def creator():
             time.sleep(.05)
             return mock_dbapi.connect()