cleanup iobase.c

casting iobase_finalize to destructor is not needed

diff --git a/Modules/_io/iobase.c b/Modules/_io/iobase.c
index 025007e40dc2b5fba3b8f5030f8947e2d275cb6a..e289a10d965f90c168e4cb55a0560c9860a1bd36 100644 (file)
--- a/Modules/_io/iobase.c
+++ b/Modules/_io/iobase.c
@@ -827,7 +827,7 @@ PyTypeObject PyIOBase_Type = {
     0,                          /* tp_weaklist */
     0,                          /* tp_del */
     0,                          /* tp_version_tag */
-    (destructor)iobase_finalize, /* tp_finalize */
+    iobase_finalize,            /* tp_finalize */
 };