- New C API PyGC_Collect(), same as calling gc.collect().

- Call this in Py_Finalize().
- Expand the Misc/NEWS text on PY_LONG_LONG.

1 files changed, 8 insertions, 0 deletions

diff --git a/Python/pythonrun.c b/Python/pythonrun.c
index a84186c888..4cfb664a27 100644
--- a/Python/pythonrun.c
+++ b/Python/pythonrun.c
@@ -255,9 +255,17 @@ Py_Finalize(void)
 	Py_XDECREF(PyModule_WarningsModule);
 	PyModule_WarningsModule = NULL;
 
+	/* Collect garbage.  This may call finalizers; it's nice to call these
+	   before all modules are destroyed. */
+	PyGC_Collect();
+
 	/* Destroy all modules */
 	PyImport_Cleanup();
 
+	/* Collect final garbage.  This disposes of cycles created by
+	   new-style class definitions, for example. */
+	PyGC_Collect();
+
 	/* Destroy the database used by _PyImport_{Fixup,Find}Extension */
 	_PyImport_Fini();