Keep counted reference to module
Keep counted reference to module


+
+    - A counted reference was not kept to the module, so if the entry
+        in sys.modules was replaced, the module was freed prematurely.
+        [Franck Pommerau]

bhy/cython-haoyu,bhy/cython-haoyu,bhy/cython-haoyu,bhy/cython-haoyu